Home / 11,445.52-17,168.28-6,248.56

Finding the Fourth Proportional to 11,445.52, 17,168.28 and 6,248.56

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Solution

The fourth proportional to 11,445.52, 17,168.28 and 6,248.56 is: 9,372.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,445.52 : 17,168.28 = 6,248.56 : x
  2. Step 2: Convert to fraction form
    11,445.52/17,168.28 = 6,248.56/x
  3. Step 3: Cross multiply
    11,445.52x = 17,168.28 × 6,248.56
  4. Step 4: Simplify right side
    11,445.52x = 107,277,027.68
  5. Step 5: Solve for x
    x = 107,277,027.68/11,445.52
  6. Step 6: Final answer
    x = 9,372.84

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1.5x scale

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.