Home / 10,281.12-15,414.79-3,706.41

Finding the Fourth Proportional to 10,281.12, 15,414.79 and 3,706.41

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Solution

The fourth proportional to 10,281.12, 15,414.79 and 3,706.41 is: 5,557.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.12 : 15,414.79 = 3,706.41 : x
  2. Step 2: Convert to fraction form
    10,281.12/15,414.79 = 3,706.41/x
  3. Step 3: Cross multiply
    10,281.12x = 15,414.79 × 3,706.41
  4. Step 4: Simplify right side
    10,281.12x = 57,133,531.80
  5. Step 5: Solve for x
    x = 57,133,531.80/10,281.12
  6. Step 6: Final answer
    x = 5,557.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.