Home / 10,869.03-16,276.82-5,304.44

Finding the Fourth Proportional to 10,869.03, 16,276.82 and 5,304.44

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Solution

The fourth proportional to 10,869.03, 16,276.82 and 5,304.44 is: 7,943.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869.03 : 16,276.82 = 5,304.44 : x
  2. Step 2: Convert to fraction form
    10,869.03/16,276.82 = 5,304.44/x
  3. Step 3: Cross multiply
    10,869.03x = 16,276.82 × 5,304.44
  4. Step 4: Simplify right side
    10,869.03x = 86,339,320.44
  5. Step 5: Solve for x
    x = 86,339,320.44/10,869.03
  6. Step 6: Final answer
    x = 7,943.61

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1.5x scale

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.