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Finding the Fourth Proportional to 2,250.88, 3,376.35 and 951.40

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Solution

The fourth proportional to 2,250.88, 3,376.35 and 951.40 is: 1,427.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.88 : 3,376.35 = 951.40 : x
  2. Step 2: Convert to fraction form
    2,250.88/3,376.35 = 951.40/x
  3. Step 3: Cross multiply
    2,250.88x = 3,376.35 × 951.40
  4. Step 4: Simplify right side
    2,250.88x = 3,212,259.39
  5. Step 5: Solve for x
    x = 3,212,259.39/2,250.88
  6. Step 6: Final answer
    x = 1,427.11

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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.