Home / 3,569.21-5,347.92-1,227.96

Finding the Fourth Proportional to 3,569.21, 5,347.92 and 1,227.96

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Solution

The fourth proportional to 3,569.21, 5,347.92 and 1,227.96 is: 1,839.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.21 : 5,347.92 = 1,227.96 : x
  2. Step 2: Convert to fraction form
    3,569.21/5,347.92 = 1,227.96/x
  3. Step 3: Cross multiply
    3,569.21x = 5,347.92 × 1,227.96
  4. Step 4: Simplify right side
    3,569.21x = 6,567,031.84
  5. Step 5: Solve for x
    x = 6,567,031.84/3,569.21
  6. Step 6: Final answer
    x = 1,839.91

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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.