Home / 5,360.65-8,046.16-2,589.28

Finding the Fourth Proportional to 5,360.65, 8,046.16 and 2,589.28

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Solution

The fourth proportional to 5,360.65, 8,046.16 and 2,589.28 is: 3,886.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.65 : 8,046.16 = 2,589.28 : x
  2. Step 2: Convert to fraction form
    5,360.65/8,046.16 = 2,589.28/x
  3. Step 3: Cross multiply
    5,360.65x = 8,046.16 × 2,589.28
  4. Step 4: Simplify right side
    5,360.65x = 20,833,734.58
  5. Step 5: Solve for x
    x = 20,833,734.58/5,360.65
  6. Step 6: Final answer
    x = 3,886.42

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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.