Home / 6,837.20-10,248.18-2,887.28

Finding the Fourth Proportional to 6,837.20, 10,248.18 and 2,887.28

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Solution

The fourth proportional to 6,837.20, 10,248.18 and 2,887.28 is: 4,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.20 : 10,248.18 = 2,887.28 : x
  2. Step 2: Convert to fraction form
    6,837.20/10,248.18 = 2,887.28/x
  3. Step 3: Cross multiply
    6,837.20x = 10,248.18 × 2,887.28
  4. Step 4: Simplify right side
    6,837.20x = 29,589,340.20
  5. Step 5: Solve for x
    x = 29,589,340.20/6,837.20
  6. Step 6: Final answer
    x = 4,327.70

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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.