Home / 11,168.42-15,412.34-6,132.53

Finding the Fourth Proportional to 11,168.42, 15,412.34 and 6,132.53

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Solution

The fourth proportional to 11,168.42, 15,412.34 and 6,132.53 is: 8,462.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,168.42 : 15,412.34 = 6,132.53 : x
  2. Step 2: Convert to fraction form
    11,168.42/15,412.34 = 6,132.53/x
  3. Step 3: Cross multiply
    11,168.42x = 15,412.34 × 6,132.53
  4. Step 4: Simplify right side
    11,168.42x = 94,516,691.28
  5. Step 5: Solve for x
    x = 94,516,691.28/11,168.42
  6. Step 6: Final answer
    x = 8,462.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.