Home / 10,527.30-15,793.79-3,508.43

Finding the Fourth Proportional to 10,527.30, 15,793.79 and 3,508.43

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Solution

The fourth proportional to 10,527.30, 15,793.79 and 3,508.43 is: 5,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,527.30 : 15,793.79 = 3,508.43 : x
  2. Step 2: Convert to fraction form
    10,527.30/15,793.79 = 3,508.43/x
  3. Step 3: Cross multiply
    10,527.30x = 15,793.79 × 3,508.43
  4. Step 4: Simplify right side
    10,527.30x = 55,411,310.14
  5. Step 5: Solve for x
    x = 55,411,310.14/10,527.30
  6. Step 6: Final answer
    x = 5,263.58

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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.