Home / 4,966.70-6,854.61-2,728.77

Finding the Fourth Proportional to 4,966.70, 6,854.61 and 2,728.77

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Solution

The fourth proportional to 4,966.70, 6,854.61 and 2,728.77 is: 3,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.70 : 6,854.61 = 2,728.77 : x
  2. Step 2: Convert to fraction form
    4,966.70/6,854.61 = 2,728.77/x
  3. Step 3: Cross multiply
    4,966.70x = 6,854.61 × 2,728.77
  4. Step 4: Simplify right side
    4,966.70x = 18,704,654.13
  5. Step 5: Solve for x
    x = 18,704,654.13/4,966.70
  6. Step 6: Final answer
    x = 3,766.02

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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.