Home / 10,291.52-15,437.28-2,500.32

Finding the Fourth Proportional to 10,291.52, 15,437.28 and 2,500.32

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Solution

The fourth proportional to 10,291.52, 15,437.28 and 2,500.32 is: 3,750.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.52 : 15,437.28 = 2,500.32 : x
  2. Step 2: Convert to fraction form
    10,291.52/15,437.28 = 2,500.32/x
  3. Step 3: Cross multiply
    10,291.52x = 15,437.28 × 2,500.32
  4. Step 4: Simplify right side
    10,291.52x = 38,598,139.93
  5. Step 5: Solve for x
    x = 38,598,139.93/10,291.52
  6. Step 6: Final answer
    x = 3,750.48

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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.