Home / 10,888.97-15,029.55-6,175.98

Finding the Fourth Proportional to 10,888.97, 15,029.55 and 6,175.98

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Solution

The fourth proportional to 10,888.97, 15,029.55 and 6,175.98 is: 8,524.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.97 : 15,029.55 = 6,175.98 : x
  2. Step 2: Convert to fraction form
    10,888.97/15,029.55 = 6,175.98/x
  3. Step 3: Cross multiply
    10,888.97x = 15,029.55 × 6,175.98
  4. Step 4: Simplify right side
    10,888.97x = 92,822,200.21
  5. Step 5: Solve for x
    x = 92,822,200.21/10,888.97
  6. Step 6: Final answer
    x = 8,524.43

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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.