Home / 10,712.32-16,057.45-4,475.98

Finding the Fourth Proportional to 10,712.32, 16,057.45 and 4,475.98

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Solution

The fourth proportional to 10,712.32, 16,057.45 and 4,475.98 is: 6,709.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,712.32 : 16,057.45 = 4,475.98 : x
  2. Step 2: Convert to fraction form
    10,712.32/16,057.45 = 4,475.98/x
  3. Step 3: Cross multiply
    10,712.32x = 16,057.45 × 4,475.98
  4. Step 4: Simplify right side
    10,712.32x = 71,872,825.05
  5. Step 5: Solve for x
    x = 71,872,825.05/10,712.32
  6. Step 6: Final answer
    x = 6,709.36

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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.