Home / 9,110.76-12,573.39-6,080.68

Finding the Fourth Proportional to 9,110.76, 12,573.39 and 6,080.68

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Solution

The fourth proportional to 9,110.76, 12,573.39 and 6,080.68 is: 8,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.76 : 12,573.39 = 6,080.68 : x
  2. Step 2: Convert to fraction form
    9,110.76/12,573.39 = 6,080.68/x
  3. Step 3: Cross multiply
    9,110.76x = 12,573.39 × 6,080.68
  4. Step 4: Simplify right side
    9,110.76x = 76,454,761.11
  5. Step 5: Solve for x
    x = 76,454,761.11/9,110.76
  6. Step 6: Final answer
    x = 8,391.70

Related Problems

Find fourth proportional to 4,555.38, 6,286.70 and 3,040.34
Half scale
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Double scale
Find fourth proportional to 9,111.76, 12,574.77 and 6,081.68
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.