Home / 3,248.79-4,872.15-2,077.17

Finding the Fourth Proportional to 3,248.79, 4,872.15 and 2,077.17

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Solution

The fourth proportional to 3,248.79, 4,872.15 and 2,077.17 is: 3,115.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.79 : 4,872.15 = 2,077.17 : x
  2. Step 2: Convert to fraction form
    3,248.79/4,872.15 = 2,077.17/x
  3. Step 3: Cross multiply
    3,248.79x = 4,872.15 × 2,077.17
  4. Step 4: Simplify right side
    3,248.79x = 10,120,283.82
  5. Step 5: Solve for x
    x = 10,120,283.82/3,248.79
  6. Step 6: Final answer
    x = 3,115.09

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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.