Home / 5,044.61-7,568.56-2,122.13

Finding the Fourth Proportional to 5,044.61, 7,568.56 and 2,122.13

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Solution

The fourth proportional to 5,044.61, 7,568.56 and 2,122.13 is: 3,183.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,044.61 : 7,568.56 = 2,122.13 : x
  2. Step 2: Convert to fraction form
    5,044.61/7,568.56 = 2,122.13/x
  3. Step 3: Cross multiply
    5,044.61x = 7,568.56 × 2,122.13
  4. Step 4: Simplify right side
    5,044.61x = 16,061,468.23
  5. Step 5: Solve for x
    x = 16,061,468.23/5,044.61
  6. Step 6: Final answer
    x = 3,183.89

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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.