Home / 10,562.55-15,836.64-4,320.73

Finding the Fourth Proportional to 10,562.55, 15,836.64 and 4,320.73

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Solution

The fourth proportional to 10,562.55, 15,836.64 and 4,320.73 is: 6,478.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,562.55 : 15,836.64 = 4,320.73 : x
  2. Step 2: Convert to fraction form
    10,562.55/15,836.64 = 4,320.73/x
  3. Step 3: Cross multiply
    10,562.55x = 15,836.64 × 4,320.73
  4. Step 4: Simplify right side
    10,562.55x = 68,425,845.55
  5. Step 5: Solve for x
    x = 68,425,845.55/10,562.55
  6. Step 6: Final answer
    x = 6,478.16

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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.