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Finding the Fourth Proportional to 7,257.95, 10,887.89 and 2,325.95

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Solution

The fourth proportional to 7,257.95, 10,887.89 and 2,325.95 is: 3,489.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.95 : 10,887.89 = 2,325.95 : x
  2. Step 2: Convert to fraction form
    7,257.95/10,887.89 = 2,325.95/x
  3. Step 3: Cross multiply
    7,257.95x = 10,887.89 × 2,325.95
  4. Step 4: Simplify right side
    7,257.95x = 25,324,687.75
  5. Step 5: Solve for x
    x = 25,324,687.75/7,257.95
  6. Step 6: Final answer
    x = 3,489.23

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1.5x scale

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.