Home / 3,451.42-4,761.74-2,654.99

Finding the Fourth Proportional to 3,451.42, 4,761.74 and 2,654.99

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Solution

The fourth proportional to 3,451.42, 4,761.74 and 2,654.99 is: 3,662.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.42 : 4,761.74 = 2,654.99 : x
  2. Step 2: Convert to fraction form
    3,451.42/4,761.74 = 2,654.99/x
  3. Step 3: Cross multiply
    3,451.42x = 4,761.74 × 2,654.99
  4. Step 4: Simplify right side
    3,451.42x = 12,642,354.91
  5. Step 5: Solve for x
    x = 12,642,354.91/3,451.42
  6. Step 6: Final answer
    x = 3,662.95

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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.