Home / 9,929.08-13,702.16-5,452.92

Finding the Fourth Proportional to 9,929.08, 13,702.16 and 5,452.92

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Solution

The fourth proportional to 9,929.08, 13,702.16 and 5,452.92 is: 7,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929.08 : 13,702.16 = 5,452.92 : x
  2. Step 2: Convert to fraction form
    9,929.08/13,702.16 = 5,452.92/x
  3. Step 3: Cross multiply
    9,929.08x = 13,702.16 × 5,452.92
  4. Step 4: Simplify right side
    9,929.08x = 74,716,795.94
  5. Step 5: Solve for x
    x = 74,716,795.94/9,929.08
  6. Step 6: Final answer
    x = 7,525.05

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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.