Home / 2,069.88-3,098.04-1,521.84

Finding the Fourth Proportional to 2,069.88, 3,098.04 and 1,521.84

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Solution

The fourth proportional to 2,069.88, 3,098.04 and 1,521.84 is: 2,277.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.88 : 3,098.04 = 1,521.84 : x
  2. Step 2: Convert to fraction form
    2,069.88/3,098.04 = 1,521.84/x
  3. Step 3: Cross multiply
    2,069.88x = 3,098.04 × 1,521.84
  4. Step 4: Simplify right side
    2,069.88x = 4,714,721.19
  5. Step 5: Solve for x
    x = 4,714,721.19/2,069.88
  6. Step 6: Final answer
    x = 2,277.78

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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.