Home / 4,521.20-6,238.78-2,531.96

Finding the Fourth Proportional to 4,521.20, 6,238.78 and 2,531.96

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Solution

The fourth proportional to 4,521.20, 6,238.78 and 2,531.96 is: 3,493.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.20 : 6,238.78 = 2,531.96 : x
  2. Step 2: Convert to fraction form
    4,521.20/6,238.78 = 2,531.96/x
  3. Step 3: Cross multiply
    4,521.20x = 6,238.78 × 2,531.96
  4. Step 4: Simplify right side
    4,521.20x = 15,796,341.41
  5. Step 5: Solve for x
    x = 15,796,341.41/4,521.20
  6. Step 6: Final answer
    x = 3,493.84

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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.