Home / 8,790.74-13,186.16-3,596.61

Finding the Fourth Proportional to 8,790.74, 13,186.16 and 3,596.61

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Solution

The fourth proportional to 8,790.74, 13,186.16 and 3,596.61 is: 5,394.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.74 : 13,186.16 = 3,596.61 : x
  2. Step 2: Convert to fraction form
    8,790.74/13,186.16 = 3,596.61/x
  3. Step 3: Cross multiply
    8,790.74x = 13,186.16 × 3,596.61
  4. Step 4: Simplify right side
    8,790.74x = 47,425,456.93
  5. Step 5: Solve for x
    x = 47,425,456.93/8,790.74
  6. Step 6: Final answer
    x = 5,394.94

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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.