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Finding the Fourth Proportional to 4,791.92, 6,615.08 and 3,024.48

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Solution

The fourth proportional to 4,791.92, 6,615.08 and 3,024.48 is: 4,175.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.92 : 6,615.08 = 3,024.48 : x
  2. Step 2: Convert to fraction form
    4,791.92/6,615.08 = 3,024.48/x
  3. Step 3: Cross multiply
    4,791.92x = 6,615.08 × 3,024.48
  4. Step 4: Simplify right side
    4,791.92x = 20,007,177.16
  5. Step 5: Solve for x
    x = 20,007,177.16/4,791.92
  6. Step 6: Final answer
    x = 4,175.19

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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.