Home / 9,247.31-12,757.70-5,889.52

Finding the Fourth Proportional to 9,247.31, 12,757.70 and 5,889.52

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Solution

The fourth proportional to 9,247.31, 12,757.70 and 5,889.52 is: 8,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.31 : 12,757.70 = 5,889.52 : x
  2. Step 2: Convert to fraction form
    9,247.31/12,757.70 = 5,889.52/x
  3. Step 3: Cross multiply
    9,247.31x = 12,757.70 × 5,889.52
  4. Step 4: Simplify right side
    9,247.31x = 75,136,729.30
  5. Step 5: Solve for x
    x = 75,136,729.30/9,247.31
  6. Step 6: Final answer
    x = 8,125.25

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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.