Home / 5,132.64-7,076.16-3,363.60

Finding the Fourth Proportional to 5,132.64, 7,076.16 and 3,363.60

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Solution

The fourth proportional to 5,132.64, 7,076.16 and 3,363.60 is: 4,637.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.64 : 7,076.16 = 3,363.60 : x
  2. Step 2: Convert to fraction form
    5,132.64/7,076.16 = 3,363.60/x
  3. Step 3: Cross multiply
    5,132.64x = 7,076.16 × 3,363.60
  4. Step 4: Simplify right side
    5,132.64x = 23,801,371.78
  5. Step 5: Solve for x
    x = 23,801,371.78/5,132.64
  6. Step 6: Final answer
    x = 4,637.26

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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.