Home / 3,719.97-5,580.63-1,254.60

Finding the Fourth Proportional to 3,719.97, 5,580.63 and 1,254.60

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Solution

The fourth proportional to 3,719.97, 5,580.63 and 1,254.60 is: 1,882.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.97 : 5,580.63 = 1,254.60 : x
  2. Step 2: Convert to fraction form
    3,719.97/5,580.63 = 1,254.60/x
  3. Step 3: Cross multiply
    3,719.97x = 5,580.63 × 1,254.60
  4. Step 4: Simplify right side
    3,719.97x = 7,001,458.40
  5. Step 5: Solve for x
    x = 7,001,458.40/3,719.97
  6. Step 6: Final answer
    x = 1,882.13

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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.