Home / 10,079.56-15,114.15-4,528.14

Finding the Fourth Proportional to 10,079.56, 15,114.15 and 4,528.14

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Solution

The fourth proportional to 10,079.56, 15,114.15 and 4,528.14 is: 6,789.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079.56 : 15,114.15 = 4,528.14 : x
  2. Step 2: Convert to fraction form
    10,079.56/15,114.15 = 4,528.14/x
  3. Step 3: Cross multiply
    10,079.56x = 15,114.15 × 4,528.14
  4. Step 4: Simplify right side
    10,079.56x = 68,438,987.18
  5. Step 5: Solve for x
    x = 68,438,987.18/10,079.56
  6. Step 6: Final answer
    x = 6,789.88

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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.