Home / 3,482.19-5,218.29-2,617.11

Finding the Fourth Proportional to 3,482.19, 5,218.29 and 2,617.11

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Solution

The fourth proportional to 3,482.19, 5,218.29 and 2,617.11 is: 3,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.19 : 5,218.29 = 2,617.11 : x
  2. Step 2: Convert to fraction form
    3,482.19/5,218.29 = 2,617.11/x
  3. Step 3: Cross multiply
    3,482.19x = 5,218.29 × 2,617.11
  4. Step 4: Simplify right side
    3,482.19x = 13,656,838.94
  5. Step 5: Solve for x
    x = 13,656,838.94/3,482.19
  6. Step 6: Final answer
    x = 3,921.91

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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.