Home / 8,394.28-12,595.82-3,717.52

Finding the Fourth Proportional to 8,394.28, 12,595.82 and 3,717.52

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Solution

The fourth proportional to 8,394.28, 12,595.82 and 3,717.52 is: 5,578.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.28 : 12,595.82 = 3,717.52 : x
  2. Step 2: Convert to fraction form
    8,394.28/12,595.82 = 3,717.52/x
  3. Step 3: Cross multiply
    8,394.28x = 12,595.82 × 3,717.52
  4. Step 4: Simplify right side
    8,394.28x = 46,825,162.69
  5. Step 5: Solve for x
    x = 46,825,162.69/8,394.28
  6. Step 6: Final answer
    x = 5,578.22

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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.