Home / 2,951.30-4,426.95-2,029.70

Finding the Fourth Proportional to 2,951.30, 4,426.95 and 2,029.70

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Solution

The fourth proportional to 2,951.30, 4,426.95 and 2,029.70 is: 3,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.30 : 4,426.95 = 2,029.70 : x
  2. Step 2: Convert to fraction form
    2,951.30/4,426.95 = 2,029.70/x
  3. Step 3: Cross multiply
    2,951.30x = 4,426.95 × 2,029.70
  4. Step 4: Simplify right side
    2,951.30x = 8,985,380.42
  5. Step 5: Solve for x
    x = 8,985,380.42/2,951.30
  6. Step 6: Final answer
    x = 3,044.55

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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.