Home / 2,951.83-4,426.26-1,306.45

Finding the Fourth Proportional to 2,951.83, 4,426.26 and 1,306.45

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Solution

The fourth proportional to 2,951.83, 4,426.26 and 1,306.45 is: 1,959.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.83 : 4,426.26 = 1,306.45 : x
  2. Step 2: Convert to fraction form
    2,951.83/4,426.26 = 1,306.45/x
  3. Step 3: Cross multiply
    2,951.83x = 4,426.26 × 1,306.45
  4. Step 4: Simplify right side
    2,951.83x = 5,782,687.38
  5. Step 5: Solve for x
    x = 5,782,687.38/2,951.83
  6. Step 6: Final answer
    x = 1,959.02

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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.