Home / 8,865.65-13,294.38-2,623.43

Finding the Fourth Proportional to 8,865.65, 13,294.38 and 2,623.43

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Solution

The fourth proportional to 8,865.65, 13,294.38 and 2,623.43 is: 3,933.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.65 : 13,294.38 = 2,623.43 : x
  2. Step 2: Convert to fraction form
    8,865.65/13,294.38 = 2,623.43/x
  3. Step 3: Cross multiply
    8,865.65x = 13,294.38 × 2,623.43
  4. Step 4: Simplify right side
    8,865.65x = 34,876,808.85
  5. Step 5: Solve for x
    x = 34,876,808.85/8,865.65
  6. Step 6: Final answer
    x = 3,933.93

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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.