Home / 11,002.23-15,182.97-6,223.11

Finding the Fourth Proportional to 11,002.23, 15,182.97 and 6,223.11

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Solution

The fourth proportional to 11,002.23, 15,182.97 and 6,223.11 is: 8,587.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.23 : 15,182.97 = 6,223.11 : x
  2. Step 2: Convert to fraction form
    11,002.23/15,182.97 = 6,223.11/x
  3. Step 3: Cross multiply
    11,002.23x = 15,182.97 × 6,223.11
  4. Step 4: Simplify right side
    11,002.23x = 94,485,292.44
  5. Step 5: Solve for x
    x = 94,485,292.44/11,002.23
  6. Step 6: Final answer
    x = 8,587.83

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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.