Home / 11,167.44-16,755.05-7,434.19

Finding the Fourth Proportional to 11,167.44, 16,755.05 and 7,434.19

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Solution

The fourth proportional to 11,167.44, 16,755.05 and 7,434.19 is: 11,153.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.44 : 16,755.05 = 7,434.19 : x
  2. Step 2: Convert to fraction form
    11,167.44/16,755.05 = 7,434.19/x
  3. Step 3: Cross multiply
    11,167.44x = 16,755.05 × 7,434.19
  4. Step 4: Simplify right side
    11,167.44x = 124,560,225.16
  5. Step 5: Solve for x
    x = 124,560,225.16/11,167.44
  6. Step 6: Final answer
    x = 11,153.87

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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.