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Finding the Fourth Proportional to 7,433.88, 11,151.88 and 2,240.16

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Solution

The fourth proportional to 7,433.88, 11,151.88 and 2,240.16 is: 3,360.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.88 : 11,151.88 = 2,240.16 : x
  2. Step 2: Convert to fraction form
    7,433.88/11,151.88 = 2,240.16/x
  3. Step 3: Cross multiply
    7,433.88x = 11,151.88 × 2,240.16
  4. Step 4: Simplify right side
    7,433.88x = 24,981,995.50
  5. Step 5: Solve for x
    x = 24,981,995.50/7,433.88
  6. Step 6: Final answer
    x = 3,360.56

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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.