Home / 5,132.42-7,082.82-3,007.44

Finding the Fourth Proportional to 5,132.42, 7,082.82 and 3,007.44

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Solution

The fourth proportional to 5,132.42, 7,082.82 and 3,007.44 is: 4,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.42 : 7,082.82 = 3,007.44 : x
  2. Step 2: Convert to fraction form
    5,132.42/7,082.82 = 3,007.44/x
  3. Step 3: Cross multiply
    5,132.42x = 7,082.82 × 3,007.44
  4. Step 4: Simplify right side
    5,132.42x = 21,301,156.18
  5. Step 5: Solve for x
    x = 21,301,156.18/5,132.42
  6. Step 6: Final answer
    x = 4,150.31

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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.