Home / 5,264.87-7,897.27-2,144.14

Finding the Fourth Proportional to 5,264.87, 7,897.27 and 2,144.14

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Solution

The fourth proportional to 5,264.87, 7,897.27 and 2,144.14 is: 3,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264.87 : 7,897.27 = 2,144.14 : x
  2. Step 2: Convert to fraction form
    5,264.87/7,897.27 = 2,144.14/x
  3. Step 3: Cross multiply
    5,264.87x = 7,897.27 × 2,144.14
  4. Step 4: Simplify right side
    5,264.87x = 16,932,841.78
  5. Step 5: Solve for x
    x = 16,932,841.78/5,264.87
  6. Step 6: Final answer
    x = 3,216.20

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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.