Home / 10,963.14-16,440.42-3,565.80

Finding the Fourth Proportional to 10,963.14, 16,440.42 and 3,565.80

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Solution

The fourth proportional to 10,963.14, 16,440.42 and 3,565.80 is: 5,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.14 : 16,440.42 = 3,565.80 : x
  2. Step 2: Convert to fraction form
    10,963.14/16,440.42 = 3,565.80/x
  3. Step 3: Cross multiply
    10,963.14x = 16,440.42 × 3,565.80
  4. Step 4: Simplify right side
    10,963.14x = 58,623,249.64
  5. Step 5: Solve for x
    x = 58,623,249.64/10,963.14
  6. Step 6: Final answer
    x = 5,347.30

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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.