Home / 8,364.47-12,552.98-3,104.33

Finding the Fourth Proportional to 8,364.47, 12,552.98 and 3,104.33

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Solution

The fourth proportional to 8,364.47, 12,552.98 and 3,104.33 is: 4,658.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,364.47 : 12,552.98 = 3,104.33 : x
  2. Step 2: Convert to fraction form
    8,364.47/12,552.98 = 3,104.33/x
  3. Step 3: Cross multiply
    8,364.47x = 12,552.98 × 3,104.33
  4. Step 4: Simplify right side
    8,364.47x = 38,968,514.12
  5. Step 5: Solve for x
    x = 38,968,514.12/8,364.47
  6. Step 6: Final answer
    x = 4,658.82

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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.