Home / 7,178.29-10,767.43-2,248.02

Finding the Fourth Proportional to 7,178.29, 10,767.43 and 2,248.02

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Solution

The fourth proportional to 7,178.29, 10,767.43 and 2,248.02 is: 3,372.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178.29 : 10,767.43 = 2,248.02 : x
  2. Step 2: Convert to fraction form
    7,178.29/10,767.43 = 2,248.02/x
  3. Step 3: Cross multiply
    7,178.29x = 10,767.43 × 2,248.02
  4. Step 4: Simplify right side
    7,178.29x = 24,205,400.80
  5. Step 5: Solve for x
    x = 24,205,400.80/7,178.29
  6. Step 6: Final answer
    x = 3,372.03

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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.