Home / 10,687.86-16,023.14-4,452.56

Finding the Fourth Proportional to 10,687.86, 16,023.14 and 4,452.56

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Solution

The fourth proportional to 10,687.86, 16,023.14 and 4,452.56 is: 6,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687.86 : 16,023.14 = 4,452.56 : x
  2. Step 2: Convert to fraction form
    10,687.86/16,023.14 = 4,452.56/x
  3. Step 3: Cross multiply
    10,687.86x = 16,023.14 × 4,452.56
  4. Step 4: Simplify right side
    10,687.86x = 71,343,956.63
  5. Step 5: Solve for x
    x = 71,343,956.63/10,687.86
  6. Step 6: Final answer
    x = 6,675.23

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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.