Home / 9,098.38-12,557.28-5,269.47

Finding the Fourth Proportional to 9,098.38, 12,557.28 and 5,269.47

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Solution

The fourth proportional to 9,098.38, 12,557.28 and 5,269.47 is: 7,272.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,098.38 : 12,557.28 = 5,269.47 : x
  2. Step 2: Convert to fraction form
    9,098.38/12,557.28 = 5,269.47/x
  3. Step 3: Cross multiply
    9,098.38x = 12,557.28 × 5,269.47
  4. Step 4: Simplify right side
    9,098.38x = 66,170,210.24
  5. Step 5: Solve for x
    x = 66,170,210.24/9,098.38
  6. Step 6: Final answer
    x = 7,272.75

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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.