Home / 5,371.47-8,040.09-4,132.98

Finding the Fourth Proportional to 5,371.47, 8,040.09 and 4,132.98

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Solution

The fourth proportional to 5,371.47, 8,040.09 and 4,132.98 is: 6,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.47 : 8,040.09 = 4,132.98 : x
  2. Step 2: Convert to fraction form
    5,371.47/8,040.09 = 4,132.98/x
  3. Step 3: Cross multiply
    5,371.47x = 8,040.09 × 4,132.98
  4. Step 4: Simplify right side
    5,371.47x = 33,229,531.17
  5. Step 5: Solve for x
    x = 33,229,531.17/5,371.47
  6. Step 6: Final answer
    x = 6,186.30

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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.