Home / 2,549.19-3,825.87-1,316.96

Finding the Fourth Proportional to 2,549.19, 3,825.87 and 1,316.96

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Solution

The fourth proportional to 2,549.19, 3,825.87 and 1,316.96 is: 1,976.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.19 : 3,825.87 = 1,316.96 : x
  2. Step 2: Convert to fraction form
    2,549.19/3,825.87 = 1,316.96/x
  3. Step 3: Cross multiply
    2,549.19x = 3,825.87 × 1,316.96
  4. Step 4: Simplify right side
    2,549.19x = 5,038,517.76
  5. Step 5: Solve for x
    x = 5,038,517.76/2,549.19
  6. Step 6: Final answer
    x = 1,976.52

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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.