Home / 4,966.75-6,854.30-2,728.83

Finding the Fourth Proportional to 4,966.75, 6,854.30 and 2,728.83

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Solution

The fourth proportional to 4,966.75, 6,854.30 and 2,728.83 is: 3,765.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.75 : 6,854.30 = 2,728.83 : x
  2. Step 2: Convert to fraction form
    4,966.75/6,854.30 = 2,728.83/x
  3. Step 3: Cross multiply
    4,966.75x = 6,854.30 × 2,728.83
  4. Step 4: Simplify right side
    4,966.75x = 18,704,219.47
  5. Step 5: Solve for x
    x = 18,704,219.47/4,966.75
  6. Step 6: Final answer
    x = 3,765.89

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1.5x scale

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.