Home / 10,098.38-15,147.51-4,254.99

Finding the Fourth Proportional to 10,098.38, 15,147.51 and 4,254.99

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Solution

The fourth proportional to 10,098.38, 15,147.51 and 4,254.99 is: 6,382.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,098.38 : 15,147.51 = 4,254.99 : x
  2. Step 2: Convert to fraction form
    10,098.38/15,147.51 = 4,254.99/x
  3. Step 3: Cross multiply
    10,098.38x = 15,147.51 × 4,254.99
  4. Step 4: Simplify right side
    10,098.38x = 64,452,454.75
  5. Step 5: Solve for x
    x = 64,452,454.75/10,098.38
  6. Step 6: Final answer
    x = 6,382.46

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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.