Home / 10,729.78-16,082.52-5,801.74

Finding the Fourth Proportional to 10,729.78, 16,082.52 and 5,801.74

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Solution

The fourth proportional to 10,729.78, 16,082.52 and 5,801.74 is: 8,696.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.78 : 16,082.52 = 5,801.74 : x
  2. Step 2: Convert to fraction form
    10,729.78/16,082.52 = 5,801.74/x
  3. Step 3: Cross multiply
    10,729.78x = 16,082.52 × 5,801.74
  4. Step 4: Simplify right side
    10,729.78x = 93,306,599.58
  5. Step 5: Solve for x
    x = 93,306,599.58/10,729.78
  6. Step 6: Final answer
    x = 8,696.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.