Home / 10,934.44-16,402.58-3,439.72

Finding the Fourth Proportional to 10,934.44, 16,402.58 and 3,439.72

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Solution

The fourth proportional to 10,934.44, 16,402.58 and 3,439.72 is: 5,159.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.44 : 16,402.58 = 3,439.72 : x
  2. Step 2: Convert to fraction form
    10,934.44/16,402.58 = 3,439.72/x
  3. Step 3: Cross multiply
    10,934.44x = 16,402.58 × 3,439.72
  4. Step 4: Simplify right side
    10,934.44x = 56,420,282.48
  5. Step 5: Solve for x
    x = 56,420,282.48/10,934.44
  6. Step 6: Final answer
    x = 5,159.87

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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.