Home / 2,204.25-3,040.81-1,319.88

Finding the Fourth Proportional to 2,204.25, 3,040.81 and 1,319.88

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Solution

The fourth proportional to 2,204.25, 3,040.81 and 1,319.88 is: 1,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.25 : 3,040.81 = 1,319.88 : x
  2. Step 2: Convert to fraction form
    2,204.25/3,040.81 = 1,319.88/x
  3. Step 3: Cross multiply
    2,204.25x = 3,040.81 × 1,319.88
  4. Step 4: Simplify right side
    2,204.25x = 4,013,497.70
  5. Step 5: Solve for x
    x = 4,013,497.70/2,204.25
  6. Step 6: Final answer
    x = 1,820.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.