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Finding the Fourth Proportional to 7,454.88, 11,182.32 and 3,348

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Solution

The fourth proportional to 7,454.88, 11,182.32 and 3,348 is: 5,022

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.88 : 11,182.32 = 3,348 : x
  2. Step 2: Convert to fraction form
    7,454.88/11,182.32 = 3,348/x
  3. Step 3: Cross multiply
    7,454.88x = 11,182.32 × 3,348
  4. Step 4: Simplify right side
    7,454.88x = 37,438,407.36
  5. Step 5: Solve for x
    x = 37,438,407.36/7,454.88
  6. Step 6: Final answer
    x = 5,022

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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.