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Finding the Fourth Proportional to 2,674.79, 3,691.20 and 1,496.13

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Solution

The fourth proportional to 2,674.79, 3,691.20 and 1,496.13 is: 2,064.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.79 : 3,691.20 = 1,496.13 : x
  2. Step 2: Convert to fraction form
    2,674.79/3,691.20 = 1,496.13/x
  3. Step 3: Cross multiply
    2,674.79x = 3,691.20 × 1,496.13
  4. Step 4: Simplify right side
    2,674.79x = 5,522,515.06
  5. Step 5: Solve for x
    x = 5,522,515.06/2,674.79
  6. Step 6: Final answer
    x = 2,064.66

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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.