Home / 11,211.18-15,471.45-6,175.26

Finding the Fourth Proportional to 11,211.18, 15,471.45 and 6,175.26

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Solution

The fourth proportional to 11,211.18, 15,471.45 and 6,175.26 is: 8,521.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211.18 : 15,471.45 = 6,175.26 : x
  2. Step 2: Convert to fraction form
    11,211.18/15,471.45 = 6,175.26/x
  3. Step 3: Cross multiply
    11,211.18x = 15,471.45 × 6,175.26
  4. Step 4: Simplify right side
    11,211.18x = 95,540,226.33
  5. Step 5: Solve for x
    x = 95,540,226.33/11,211.18
  6. Step 6: Final answer
    x = 8,521.87

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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.