Home / 10,062.48-15,094.20-5,380.56

Finding the Fourth Proportional to 10,062.48, 15,094.20 and 5,380.56

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Solution

The fourth proportional to 10,062.48, 15,094.20 and 5,380.56 is: 8,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,062.48 : 15,094.20 = 5,380.56 : x
  2. Step 2: Convert to fraction form
    10,062.48/15,094.20 = 5,380.56/x
  3. Step 3: Cross multiply
    10,062.48x = 15,094.20 × 5,380.56
  4. Step 4: Simplify right side
    10,062.48x = 81,215,248.75
  5. Step 5: Solve for x
    x = 81,215,248.75/10,062.48
  6. Step 6: Final answer
    x = 8,071.10

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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.