Home / 10,909.52-16,365.22-3,012.04

Finding the Fourth Proportional to 10,909.52, 16,365.22 and 3,012.04

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Solution

The fourth proportional to 10,909.52, 16,365.22 and 3,012.04 is: 4,518.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,909.52 : 16,365.22 = 3,012.04 : x
  2. Step 2: Convert to fraction form
    10,909.52/16,365.22 = 3,012.04/x
  3. Step 3: Cross multiply
    10,909.52x = 16,365.22 × 3,012.04
  4. Step 4: Simplify right side
    10,909.52x = 49,292,635.88
  5. Step 5: Solve for x
    x = 49,292,635.88/10,909.52
  6. Step 6: Final answer
    x = 4,518.31

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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.