Home / 2,613.75-3,934.88-2,384.11

Finding the Fourth Proportional to 2,613.75, 3,934.88 and 2,384.11

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Solution

The fourth proportional to 2,613.75, 3,934.88 and 2,384.11 is: 3,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613.75 : 3,934.88 = 2,384.11 : x
  2. Step 2: Convert to fraction form
    2,613.75/3,934.88 = 2,384.11/x
  3. Step 3: Cross multiply
    2,613.75x = 3,934.88 × 2,384.11
  4. Step 4: Simplify right side
    2,613.75x = 9,381,186.76
  5. Step 5: Solve for x
    x = 9,381,186.76/2,613.75
  6. Step 6: Final answer
    x = 3,589.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.