Home / 3,343.04-5,020.25-2,787.17

Finding the Fourth Proportional to 3,343.04, 5,020.25 and 2,787.17

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Solution

The fourth proportional to 3,343.04, 5,020.25 and 2,787.17 is: 4,185.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.04 : 5,020.25 = 2,787.17 : x
  2. Step 2: Convert to fraction form
    3,343.04/5,020.25 = 2,787.17/x
  3. Step 3: Cross multiply
    3,343.04x = 5,020.25 × 2,787.17
  4. Step 4: Simplify right side
    3,343.04x = 13,992,251.16
  5. Step 5: Solve for x
    x = 13,992,251.16/3,343.04
  6. Step 6: Final answer
    x = 4,185.49

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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.