Home / 3,177.62-4,411.53-3,082.58

Finding the Fourth Proportional to 3,177.62, 4,411.53 and 3,082.58

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Solution

The fourth proportional to 3,177.62, 4,411.53 and 3,082.58 is: 4,279.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.62 : 4,411.53 = 3,082.58 : x
  2. Step 2: Convert to fraction form
    3,177.62/4,411.53 = 3,082.58/x
  3. Step 3: Cross multiply
    3,177.62x = 4,411.53 × 3,082.58
  4. Step 4: Simplify right side
    3,177.62x = 13,598,894.15
  5. Step 5: Solve for x
    x = 13,598,894.15/3,177.62
  6. Step 6: Final answer
    x = 4,279.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.