Home / 9,072.92-12,520.42-5,094.20

Finding the Fourth Proportional to 9,072.92, 12,520.42 and 5,094.20

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Solution

The fourth proportional to 9,072.92, 12,520.42 and 5,094.20 is: 7,029.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.92 : 12,520.42 = 5,094.20 : x
  2. Step 2: Convert to fraction form
    9,072.92/12,520.42 = 5,094.20/x
  3. Step 3: Cross multiply
    9,072.92x = 12,520.42 × 5,094.20
  4. Step 4: Simplify right side
    9,072.92x = 63,781,523.56
  5. Step 5: Solve for x
    x = 63,781,523.56/9,072.92
  6. Step 6: Final answer
    x = 7,029.88

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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.