Home / 11,689.04-17,534.46-3,897.84

Finding the Fourth Proportional to 11,689.04, 17,534.46 and 3,897.84

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Solution

The fourth proportional to 11,689.04, 17,534.46 and 3,897.84 is: 5,847.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689.04 : 17,534.46 = 3,897.84 : x
  2. Step 2: Convert to fraction form
    11,689.04/17,534.46 = 3,897.84/x
  3. Step 3: Cross multiply
    11,689.04x = 17,534.46 × 3,897.84
  4. Step 4: Simplify right side
    11,689.04x = 68,346,519.57
  5. Step 5: Solve for x
    x = 68,346,519.57/11,689.04
  6. Step 6: Final answer
    x = 5,847.06

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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.