Home / 8,934.65-13,403.18-3,091.71

Finding the Fourth Proportional to 8,934.65, 13,403.18 and 3,091.71

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Solution

The fourth proportional to 8,934.65, 13,403.18 and 3,091.71 is: 4,637.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.65 : 13,403.18 = 3,091.71 : x
  2. Step 2: Convert to fraction form
    8,934.65/13,403.18 = 3,091.71/x
  3. Step 3: Cross multiply
    8,934.65x = 13,403.18 × 3,091.71
  4. Step 4: Simplify right side
    8,934.65x = 41,438,753.37
  5. Step 5: Solve for x
    x = 41,438,753.37/8,934.65
  6. Step 6: Final answer
    x = 4,637.99

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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.