Home / 10,893.61-16,332.45-3,493.86

Finding the Fourth Proportional to 10,893.61, 16,332.45 and 3,493.86

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Solution

The fourth proportional to 10,893.61, 16,332.45 and 3,493.86 is: 5,238.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.61 : 16,332.45 = 3,493.86 : x
  2. Step 2: Convert to fraction form
    10,893.61/16,332.45 = 3,493.86/x
  3. Step 3: Cross multiply
    10,893.61x = 16,332.45 × 3,493.86
  4. Step 4: Simplify right side
    10,893.61x = 57,063,293.76
  5. Step 5: Solve for x
    x = 57,063,293.76/10,893.61
  6. Step 6: Final answer
    x = 5,238.24

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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.