Home / 5,046.72-7,568.68-2,123.32

Finding the Fourth Proportional to 5,046.72, 7,568.68 and 2,123.32

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Solution

The fourth proportional to 5,046.72, 7,568.68 and 2,123.32 is: 3,184.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,046.72 : 7,568.68 = 2,123.32 : x
  2. Step 2: Convert to fraction form
    5,046.72/7,568.68 = 2,123.32/x
  3. Step 3: Cross multiply
    5,046.72x = 7,568.68 × 2,123.32
  4. Step 4: Simplify right side
    5,046.72x = 16,070,729.62
  5. Step 5: Solve for x
    x = 16,070,729.62/5,046.72
  6. Step 6: Final answer
    x = 3,184.39

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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.