Home / 3,797.40-5,238.83-2,521.88

Finding the Fourth Proportional to 3,797.40, 5,238.83 and 2,521.88

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Solution

The fourth proportional to 3,797.40, 5,238.83 and 2,521.88 is: 3,479.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797.40 : 5,238.83 = 2,521.88 : x
  2. Step 2: Convert to fraction form
    3,797.40/5,238.83 = 2,521.88/x
  3. Step 3: Cross multiply
    3,797.40x = 5,238.83 × 2,521.88
  4. Step 4: Simplify right side
    3,797.40x = 13,211,680.71
  5. Step 5: Solve for x
    x = 13,211,680.71/3,797.40
  6. Step 6: Final answer
    x = 3,479.14

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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.