Home / 4,861.76-6,708.20-3,092.72

Finding the Fourth Proportional to 4,861.76, 6,708.20 and 3,092.72

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Solution

The fourth proportional to 4,861.76, 6,708.20 and 3,092.72 is: 4,267.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.76 : 6,708.20 = 3,092.72 : x
  2. Step 2: Convert to fraction form
    4,861.76/6,708.20 = 3,092.72/x
  3. Step 3: Cross multiply
    4,861.76x = 6,708.20 × 3,092.72
  4. Step 4: Simplify right side
    4,861.76x = 20,746,535.30
  5. Step 5: Solve for x
    x = 20,746,535.30/4,861.76
  6. Step 6: Final answer
    x = 4,267.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.