Home / 3,618.08-4,992.88-2,376

Finding the Fourth Proportional to 3,618.08, 4,992.88 and 2,376

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Solution

The fourth proportional to 3,618.08, 4,992.88 and 2,376 is: 3,278.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.08 : 4,992.88 = 2,376 : x
  2. Step 2: Convert to fraction form
    3,618.08/4,992.88 = 2,376/x
  3. Step 3: Cross multiply
    3,618.08x = 4,992.88 × 2,376
  4. Step 4: Simplify right side
    3,618.08x = 11,863,082.88
  5. Step 5: Solve for x
    x = 11,863,082.88/3,618.08
  6. Step 6: Final answer
    x = 3,278.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.