Home / 11,126.26-15,356.97-6,652.66

Finding the Fourth Proportional to 11,126.26, 15,356.97 and 6,652.66

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Solution

The fourth proportional to 11,126.26, 15,356.97 and 6,652.66 is: 9,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.26 : 15,356.97 = 6,652.66 : x
  2. Step 2: Convert to fraction form
    11,126.26/15,356.97 = 6,652.66/x
  3. Step 3: Cross multiply
    11,126.26x = 15,356.97 × 6,652.66
  4. Step 4: Simplify right side
    11,126.26x = 102,164,700.04
  5. Step 5: Solve for x
    x = 102,164,700.04/11,126.26
  6. Step 6: Final answer
    x = 9,182.30

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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.