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Finding the Fourth Proportional to 5,748, 7,932.24 and 3,264.48

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Solution

The fourth proportional to 5,748, 7,932.24 and 3,264.48 is: 4,504.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748 : 7,932.24 = 3,264.48 : x
  2. Step 2: Convert to fraction form
    5,748/7,932.24 = 3,264.48/x
  3. Step 3: Cross multiply
    5,748x = 7,932.24 × 3,264.48
  4. Step 4: Simplify right side
    5,748x = 25,894,638.84
  5. Step 5: Solve for x
    x = 25,894,638.84/5,748
  6. Step 6: Final answer
    x = 4,504.98

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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.