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Finding the Fourth Proportional to 2,253.75, 3,380.08 and 610.19

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Solution

The fourth proportional to 2,253.75, 3,380.08 and 610.19 is: 915.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.75 : 3,380.08 = 610.19 : x
  2. Step 2: Convert to fraction form
    2,253.75/3,380.08 = 610.19/x
  3. Step 3: Cross multiply
    2,253.75x = 3,380.08 × 610.19
  4. Step 4: Simplify right side
    2,253.75x = 2,062,491.02
  5. Step 5: Solve for x
    x = 2,062,491.02/2,253.75
  6. Step 6: Final answer
    x = 915.14

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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.