Home / 4,521.24-6,239.30-2,531.80

Finding the Fourth Proportional to 4,521.24, 6,239.30 and 2,531.80

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Solution

The fourth proportional to 4,521.24, 6,239.30 and 2,531.80 is: 3,493.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.24 : 6,239.30 = 2,531.80 : x
  2. Step 2: Convert to fraction form
    4,521.24/6,239.30 = 2,531.80/x
  3. Step 3: Cross multiply
    4,521.24x = 6,239.30 × 2,531.80
  4. Step 4: Simplify right side
    4,521.24x = 15,796,659.74
  5. Step 5: Solve for x
    x = 15,796,659.74/4,521.24
  6. Step 6: Final answer
    x = 3,493.88

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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.