Home / 2,872.50-4,305.24-2,046.30

Finding the Fourth Proportional to 2,872.50, 4,305.24 and 2,046.30

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Solution

The fourth proportional to 2,872.50, 4,305.24 and 2,046.30 is: 3,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872.50 : 4,305.24 = 2,046.30 : x
  2. Step 2: Convert to fraction form
    2,872.50/4,305.24 = 2,046.30/x
  3. Step 3: Cross multiply
    2,872.50x = 4,305.24 × 2,046.30
  4. Step 4: Simplify right side
    2,872.50x = 8,809,812.61
  5. Step 5: Solve for x
    x = 8,809,812.61/2,872.50
  6. Step 6: Final answer
    x = 3,066.95

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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.