Home / 3,678.28-5,506.62-2,376.04

Finding the Fourth Proportional to 3,678.28, 5,506.62 and 2,376.04

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Solution

The fourth proportional to 3,678.28, 5,506.62 and 2,376.04 is: 3,557.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678.28 : 5,506.62 = 2,376.04 : x
  2. Step 2: Convert to fraction form
    3,678.28/5,506.62 = 2,376.04/x
  3. Step 3: Cross multiply
    3,678.28x = 5,506.62 × 2,376.04
  4. Step 4: Simplify right side
    3,678.28x = 13,083,949.38
  5. Step 5: Solve for x
    x = 13,083,949.38/3,678.28
  6. Step 6: Final answer
    x = 3,557.08

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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.