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Finding the Fourth Proportional to 5,914.70, 8,869.54 and 2,625.54

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Solution

The fourth proportional to 5,914.70, 8,869.54 and 2,625.54 is: 3,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.70 : 8,869.54 = 2,625.54 : x
  2. Step 2: Convert to fraction form
    5,914.70/8,869.54 = 2,625.54/x
  3. Step 3: Cross multiply
    5,914.70x = 8,869.54 × 2,625.54
  4. Step 4: Simplify right side
    5,914.70x = 23,287,318.40
  5. Step 5: Solve for x
    x = 23,287,318.40/5,914.70
  6. Step 6: Final answer
    x = 3,937.20

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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.