Home / 4,123.53-5,691.33-2,551.32

Finding the Fourth Proportional to 4,123.53, 5,691.33 and 2,551.32

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Solution

The fourth proportional to 4,123.53, 5,691.33 and 2,551.32 is: 3,521.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.53 : 5,691.33 = 2,551.32 : x
  2. Step 2: Convert to fraction form
    4,123.53/5,691.33 = 2,551.32/x
  3. Step 3: Cross multiply
    4,123.53x = 5,691.33 × 2,551.32
  4. Step 4: Simplify right side
    4,123.53x = 14,520,404.06
  5. Step 5: Solve for x
    x = 14,520,404.06/4,123.53
  6. Step 6: Final answer
    x = 3,521.35

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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.