Home / 3,715.41-5,572.76-2,680.29

Finding the Fourth Proportional to 3,715.41, 5,572.76 and 2,680.29

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Solution

The fourth proportional to 3,715.41, 5,572.76 and 2,680.29 is: 4,020.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.41 : 5,572.76 = 2,680.29 : x
  2. Step 2: Convert to fraction form
    3,715.41/5,572.76 = 2,680.29/x
  3. Step 3: Cross multiply
    3,715.41x = 5,572.76 × 2,680.29
  4. Step 4: Simplify right side
    3,715.41x = 14,936,599.50
  5. Step 5: Solve for x
    x = 14,936,599.50/3,715.41
  6. Step 6: Final answer
    x = 4,020.18

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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.