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Finding the Fourth Proportional to 2,951.10, 4,427.10 and 1,002.84

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Solution

The fourth proportional to 2,951.10, 4,427.10 and 1,002.84 is: 1,504.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.10 : 4,427.10 = 1,002.84 : x
  2. Step 2: Convert to fraction form
    2,951.10/4,427.10 = 1,002.84/x
  3. Step 3: Cross multiply
    2,951.10x = 4,427.10 × 1,002.84
  4. Step 4: Simplify right side
    2,951.10x = 4,439,689.57
  5. Step 5: Solve for x
    x = 4,439,689.57/2,951.10
  6. Step 6: Final answer
    x = 1,504.42

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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.