Home / 5,009.87-7,514.77-2,047.69

Finding the Fourth Proportional to 5,009.87, 7,514.77 and 2,047.69

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Solution

The fourth proportional to 5,009.87, 7,514.77 and 2,047.69 is: 3,071.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.87 : 7,514.77 = 2,047.69 : x
  2. Step 2: Convert to fraction form
    5,009.87/7,514.77 = 2,047.69/x
  3. Step 3: Cross multiply
    5,009.87x = 7,514.77 × 2,047.69
  4. Step 4: Simplify right side
    5,009.87x = 15,387,919.38
  5. Step 5: Solve for x
    x = 15,387,919.38/5,009.87
  6. Step 6: Final answer
    x = 3,071.52

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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.