Home / 5,002-7,502.64-2,079.52

Finding the Fourth Proportional to 5,002, 7,502.64 and 2,079.52

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Solution

The fourth proportional to 5,002, 7,502.64 and 2,079.52 is: 3,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,002 : 7,502.64 = 2,079.52 : x
  2. Step 2: Convert to fraction form
    5,002/7,502.64 = 2,079.52/x
  3. Step 3: Cross multiply
    5,002x = 7,502.64 × 2,079.52
  4. Step 4: Simplify right side
    5,002x = 15,601,889.93
  5. Step 5: Solve for x
    x = 15,601,889.93/5,002
  6. Step 6: Final answer
    x = 3,119.13

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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.