Home / 3,371.70-5,059.11-1,291.02

Finding the Fourth Proportional to 3,371.70, 5,059.11 and 1,291.02

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Solution

The fourth proportional to 3,371.70, 5,059.11 and 1,291.02 is: 1,937.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.70 : 5,059.11 = 1,291.02 : x
  2. Step 2: Convert to fraction form
    3,371.70/5,059.11 = 1,291.02/x
  3. Step 3: Cross multiply
    3,371.70x = 5,059.11 × 1,291.02
  4. Step 4: Simplify right side
    3,371.70x = 6,531,412.19
  5. Step 5: Solve for x
    x = 6,531,412.19/3,371.70
  6. Step 6: Final answer
    x = 1,937.13

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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.