Home / 9,040.24-12,475.60-5,502.80

Finding the Fourth Proportional to 9,040.24, 12,475.60 and 5,502.80

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Solution

The fourth proportional to 9,040.24, 12,475.60 and 5,502.80 is: 7,593.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.24 : 12,475.60 = 5,502.80 : x
  2. Step 2: Convert to fraction form
    9,040.24/12,475.60 = 5,502.80/x
  3. Step 3: Cross multiply
    9,040.24x = 12,475.60 × 5,502.80
  4. Step 4: Simplify right side
    9,040.24x = 68,650,731.68
  5. Step 5: Solve for x
    x = 68,650,731.68/9,040.24
  6. Step 6: Final answer
    x = 7,593.91

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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.