Home / 4,781.19-7,176.11-2,009.91

Finding the Fourth Proportional to 4,781.19, 7,176.11 and 2,009.91

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Solution

The fourth proportional to 4,781.19, 7,176.11 and 2,009.91 is: 3,016.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.19 : 7,176.11 = 2,009.91 : x
  2. Step 2: Convert to fraction form
    4,781.19/7,176.11 = 2,009.91/x
  3. Step 3: Cross multiply
    4,781.19x = 7,176.11 × 2,009.91
  4. Step 4: Simplify right side
    4,781.19x = 14,423,335.25
  5. Step 5: Solve for x
    x = 14,423,335.25/4,781.19
  6. Step 6: Final answer
    x = 3,016.68

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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.