Home / 11,040.12-15,236.19-6,323.49

Finding the Fourth Proportional to 11,040.12, 15,236.19 and 6,323.49

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Solution

The fourth proportional to 11,040.12, 15,236.19 and 6,323.49 is: 8,726.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.12 : 15,236.19 = 6,323.49 : x
  2. Step 2: Convert to fraction form
    11,040.12/15,236.19 = 6,323.49/x
  3. Step 3: Cross multiply
    11,040.12x = 15,236.19 × 6,323.49
  4. Step 4: Simplify right side
    11,040.12x = 96,345,895.10
  5. Step 5: Solve for x
    x = 96,345,895.10/11,040.12
  6. Step 6: Final answer
    x = 8,726.89

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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.