Home / 11,002.29-15,180.52-6,222.33

Finding the Fourth Proportional to 11,002.29, 15,180.52 and 6,222.33

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Solution

The fourth proportional to 11,002.29, 15,180.52 and 6,222.33 is: 8,585.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.29 : 15,180.52 = 6,222.33 : x
  2. Step 2: Convert to fraction form
    11,002.29/15,180.52 = 6,222.33/x
  3. Step 3: Cross multiply
    11,002.29x = 15,180.52 × 6,222.33
  4. Step 4: Simplify right side
    11,002.29x = 94,458,189.46
  5. Step 5: Solve for x
    x = 94,458,189.46/11,002.29
  6. Step 6: Final answer
    x = 8,585.32

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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.