Home / 9,060.38-12,503.34-5,286.14

Finding the Fourth Proportional to 9,060.38, 12,503.34 and 5,286.14

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Solution

The fourth proportional to 9,060.38, 12,503.34 and 5,286.14 is: 7,294.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.38 : 12,503.34 = 5,286.14 : x
  2. Step 2: Convert to fraction form
    9,060.38/12,503.34 = 5,286.14/x
  3. Step 3: Cross multiply
    9,060.38x = 12,503.34 × 5,286.14
  4. Step 4: Simplify right side
    9,060.38x = 66,094,343.19
  5. Step 5: Solve for x
    x = 66,094,343.19/9,060.38
  6. Step 6: Final answer
    x = 7,294.88

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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.