Home / 3,488.05-5,227.42-1,294.57

Finding the Fourth Proportional to 3,488.05, 5,227.42 and 1,294.57

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Solution

The fourth proportional to 3,488.05, 5,227.42 and 1,294.57 is: 1,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.05 : 5,227.42 = 1,294.57 : x
  2. Step 2: Convert to fraction form
    3,488.05/5,227.42 = 1,294.57/x
  3. Step 3: Cross multiply
    3,488.05x = 5,227.42 × 1,294.57
  4. Step 4: Simplify right side
    3,488.05x = 6,767,261.11
  5. Step 5: Solve for x
    x = 6,767,261.11/3,488.05
  6. Step 6: Final answer
    x = 1,940.13

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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.