Home / 5,009.82-7,519.29-2,671.80

Finding the Fourth Proportional to 5,009.82, 7,519.29 and 2,671.80

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Solution

The fourth proportional to 5,009.82, 7,519.29 and 2,671.80 is: 4,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.82 : 7,519.29 = 2,671.80 : x
  2. Step 2: Convert to fraction form
    5,009.82/7,519.29 = 2,671.80/x
  3. Step 3: Cross multiply
    5,009.82x = 7,519.29 × 2,671.80
  4. Step 4: Simplify right side
    5,009.82x = 20,090,039.02
  5. Step 5: Solve for x
    x = 20,090,039.02/5,009.82
  6. Step 6: Final answer
    x = 4,010.13

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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.