Home / 4,521.31-6,239.23-2,531.76

Finding the Fourth Proportional to 4,521.31, 6,239.23 and 2,531.76

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Solution

The fourth proportional to 4,521.31, 6,239.23 and 2,531.76 is: 3,493.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.31 : 6,239.23 = 2,531.76 : x
  2. Step 2: Convert to fraction form
    4,521.31/6,239.23 = 2,531.76/x
  3. Step 3: Cross multiply
    4,521.31x = 6,239.23 × 2,531.76
  4. Step 4: Simplify right side
    4,521.31x = 15,796,229.54
  5. Step 5: Solve for x
    x = 15,796,229.54/4,521.31
  6. Step 6: Final answer
    x = 3,493.73

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1.5x scale

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.