Home / 5,143.24-7,716.48-3,062.80

Finding the Fourth Proportional to 5,143.24, 7,716.48 and 3,062.80

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Solution

The fourth proportional to 5,143.24, 7,716.48 and 3,062.80 is: 4,595.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143.24 : 7,716.48 = 3,062.80 : x
  2. Step 2: Convert to fraction form
    5,143.24/7,716.48 = 3,062.80/x
  3. Step 3: Cross multiply
    5,143.24x = 7,716.48 × 3,062.80
  4. Step 4: Simplify right side
    5,143.24x = 23,634,034.94
  5. Step 5: Solve for x
    x = 23,634,034.94/5,143.24
  6. Step 6: Final answer
    x = 4,595.16

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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.