Home / 11,167.56-15,512.27-10,988.96

Finding the Fourth Proportional to 11,167.56, 15,512.27 and 10,988.96

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Solution

The fourth proportional to 11,167.56, 15,512.27 and 10,988.96 is: 15,264.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.56 : 15,512.27 = 10,988.96 : x
  2. Step 2: Convert to fraction form
    11,167.56/15,512.27 = 10,988.96/x
  3. Step 3: Cross multiply
    11,167.56x = 15,512.27 × 10,988.96
  4. Step 4: Simplify right side
    11,167.56x = 170,463,582.03
  5. Step 5: Solve for x
    x = 170,463,582.03/11,167.56
  6. Step 6: Final answer
    x = 15,264.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.