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Finding the Fourth Proportional to 2,250.70, 3,376.05 and 607.41

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Solution

The fourth proportional to 2,250.70, 3,376.05 and 607.41 is: 911.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.70 : 3,376.05 = 607.41 : x
  2. Step 2: Convert to fraction form
    2,250.70/3,376.05 = 607.41/x
  3. Step 3: Cross multiply
    2,250.70x = 3,376.05 × 607.41
  4. Step 4: Simplify right side
    2,250.70x = 2,050,646.53
  5. Step 5: Solve for x
    x = 2,050,646.53/2,250.70
  6. Step 6: Final answer
    x = 911.12

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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.