Home / 11,259.33-15,538.11-6,223.97

Finding the Fourth Proportional to 11,259.33, 15,538.11 and 6,223.97

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Solution

The fourth proportional to 11,259.33, 15,538.11 and 6,223.97 is: 8,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.33 : 15,538.11 = 6,223.97 : x
  2. Step 2: Convert to fraction form
    11,259.33/15,538.11 = 6,223.97/x
  3. Step 3: Cross multiply
    11,259.33x = 15,538.11 × 6,223.97
  4. Step 4: Simplify right side
    11,259.33x = 96,708,652.81
  5. Step 5: Solve for x
    x = 96,708,652.81/11,259.33
  6. Step 6: Final answer
    x = 8,589.20

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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.