Home / 5,240.43-7,232.27-3,002.49

Finding the Fourth Proportional to 5,240.43, 7,232.27 and 3,002.49

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Solution

The fourth proportional to 5,240.43, 7,232.27 and 3,002.49 is: 4,143.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.43 : 7,232.27 = 3,002.49 : x
  2. Step 2: Convert to fraction form
    5,240.43/7,232.27 = 3,002.49/x
  3. Step 3: Cross multiply
    5,240.43x = 7,232.27 × 3,002.49
  4. Step 4: Simplify right side
    5,240.43x = 21,714,803.34
  5. Step 5: Solve for x
    x = 21,714,803.34/5,240.43
  6. Step 6: Final answer
    x = 4,143.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.