Home / 10,562.80-15,838.29-4,327.15

Finding the Fourth Proportional to 10,562.80, 15,838.29 and 4,327.15

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Solution

The fourth proportional to 10,562.80, 15,838.29 and 4,327.15 is: 6,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,562.80 : 15,838.29 = 4,327.15 : x
  2. Step 2: Convert to fraction form
    10,562.80/15,838.29 = 4,327.15/x
  3. Step 3: Cross multiply
    10,562.80x = 15,838.29 × 4,327.15
  4. Step 4: Simplify right side
    10,562.80x = 68,534,656.57
  5. Step 5: Solve for x
    x = 68,534,656.57/10,562.80
  6. Step 6: Final answer
    x = 6,488.30

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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.