Home / 3,488.16-5,227.47-1,294.77

Finding the Fourth Proportional to 3,488.16, 5,227.47 and 1,294.77

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Solution

The fourth proportional to 3,488.16, 5,227.47 and 1,294.77 is: 1,940.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.16 : 5,227.47 = 1,294.77 : x
  2. Step 2: Convert to fraction form
    3,488.16/5,227.47 = 1,294.77/x
  3. Step 3: Cross multiply
    3,488.16x = 5,227.47 × 1,294.77
  4. Step 4: Simplify right side
    3,488.16x = 6,768,371.33
  5. Step 5: Solve for x
    x = 6,768,371.33/3,488.16
  6. Step 6: Final answer
    x = 1,940.38

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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.