Home / 5,123.76-7,682.13-2,524.74

Finding the Fourth Proportional to 5,123.76, 7,682.13 and 2,524.74

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Solution

The fourth proportional to 5,123.76, 7,682.13 and 2,524.74 is: 3,785.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123.76 : 7,682.13 = 2,524.74 : x
  2. Step 2: Convert to fraction form
    5,123.76/7,682.13 = 2,524.74/x
  3. Step 3: Cross multiply
    5,123.76x = 7,682.13 × 2,524.74
  4. Step 4: Simplify right side
    5,123.76x = 19,395,380.90
  5. Step 5: Solve for x
    x = 19,395,380.90/5,123.76
  6. Step 6: Final answer
    x = 3,785.38

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1.5x scale

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.