Home / 7,073.19-9,761.22-4,088.76

Finding the Fourth Proportional to 7,073.19, 9,761.22 and 4,088.76

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Solution

The fourth proportional to 7,073.19, 9,761.22 and 4,088.76 is: 5,642.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.19 : 9,761.22 = 4,088.76 : x
  2. Step 2: Convert to fraction form
    7,073.19/9,761.22 = 4,088.76/x
  3. Step 3: Cross multiply
    7,073.19x = 9,761.22 × 4,088.76
  4. Step 4: Simplify right side
    7,073.19x = 39,911,285.89
  5. Step 5: Solve for x
    x = 39,911,285.89/7,073.19
  6. Step 6: Final answer
    x = 5,642.61

Related Problems

Find fourth proportional to 3,536.60, 4,880.61 and 2,044.38
Half scale
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Double scale
Find fourth proportional to 7,074.19, 9,762.60 and 4,089.76
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.