Home / 3,158.06-4,737.29-968.31

Finding the Fourth Proportional to 3,158.06, 4,737.29 and 968.31

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Solution

The fourth proportional to 3,158.06, 4,737.29 and 968.31 is: 1,452.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.06 : 4,737.29 = 968.31 : x
  2. Step 2: Convert to fraction form
    3,158.06/4,737.29 = 968.31/x
  3. Step 3: Cross multiply
    3,158.06x = 4,737.29 × 968.31
  4. Step 4: Simplify right side
    3,158.06x = 4,587,160.44
  5. Step 5: Solve for x
    x = 4,587,160.44/3,158.06
  6. Step 6: Final answer
    x = 1,452.53

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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.