Home / 6,555.76-9,047.59-4,039.34

Finding the Fourth Proportional to 6,555.76, 9,047.59 and 4,039.34

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Solution

The fourth proportional to 6,555.76, 9,047.59 and 4,039.34 is: 5,574.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.76 : 9,047.59 = 4,039.34 : x
  2. Step 2: Convert to fraction form
    6,555.76/9,047.59 = 4,039.34/x
  3. Step 3: Cross multiply
    6,555.76x = 9,047.59 × 4,039.34
  4. Step 4: Simplify right side
    6,555.76x = 36,546,236.85
  5. Step 5: Solve for x
    x = 36,546,236.85/6,555.76
  6. Step 6: Final answer
    x = 5,574.68

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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.