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Finding the Fourth Proportional to 5,752.38, 7,934.04 and 3,736.32

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Solution

The fourth proportional to 5,752.38, 7,934.04 and 3,736.32 is: 5,153.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,752.38 : 7,934.04 = 3,736.32 : x
  2. Step 2: Convert to fraction form
    5,752.38/7,934.04 = 3,736.32/x
  3. Step 3: Cross multiply
    5,752.38x = 7,934.04 × 3,736.32
  4. Step 4: Simplify right side
    5,752.38x = 29,644,112.33
  5. Step 5: Solve for x
    x = 29,644,112.33/5,752.38
  6. Step 6: Final answer
    x = 5,153.36

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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.