Home / 2,881.26-4,325.13-1,713.78

Finding the Fourth Proportional to 2,881.26, 4,325.13 and 1,713.78

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Solution

The fourth proportional to 2,881.26, 4,325.13 and 1,713.78 is: 2,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.26 : 4,325.13 = 1,713.78 : x
  2. Step 2: Convert to fraction form
    2,881.26/4,325.13 = 1,713.78/x
  3. Step 3: Cross multiply
    2,881.26x = 4,325.13 × 1,713.78
  4. Step 4: Simplify right side
    2,881.26x = 7,412,321.29
  5. Step 5: Solve for x
    x = 7,412,321.29/2,881.26
  6. Step 6: Final answer
    x = 2,572.60

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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.