Home / 10,372.88-15,565.24-3,798.20

Finding the Fourth Proportional to 10,372.88, 15,565.24 and 3,798.20

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Solution

The fourth proportional to 10,372.88, 15,565.24 and 3,798.20 is: 5,699.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.88 : 15,565.24 = 3,798.20 : x
  2. Step 2: Convert to fraction form
    10,372.88/15,565.24 = 3,798.20/x
  3. Step 3: Cross multiply
    10,372.88x = 15,565.24 × 3,798.20
  4. Step 4: Simplify right side
    10,372.88x = 59,119,894.57
  5. Step 5: Solve for x
    x = 59,119,894.57/10,372.88
  6. Step 6: Final answer
    x = 5,699.47

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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.