Home / 4,951.85-7,432.20-2,613.38

Finding the Fourth Proportional to 4,951.85, 7,432.20 and 2,613.38

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Solution

The fourth proportional to 4,951.85, 7,432.20 and 2,613.38 is: 3,922.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.85 : 7,432.20 = 2,613.38 : x
  2. Step 2: Convert to fraction form
    4,951.85/7,432.20 = 2,613.38/x
  3. Step 3: Cross multiply
    4,951.85x = 7,432.20 × 2,613.38
  4. Step 4: Simplify right side
    4,951.85x = 19,423,162.84
  5. Step 5: Solve for x
    x = 19,423,162.84/4,951.85
  6. Step 6: Final answer
    x = 3,922.41

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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.