Home / 11,110.41-15,326.60-8,082.13

Finding the Fourth Proportional to 11,110.41, 15,326.60 and 8,082.13

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Solution

The fourth proportional to 11,110.41, 15,326.60 and 8,082.13 is: 11,149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.41 : 15,326.60 = 8,082.13 : x
  2. Step 2: Convert to fraction form
    11,110.41/15,326.60 = 8,082.13/x
  3. Step 3: Cross multiply
    11,110.41x = 15,326.60 × 8,082.13
  4. Step 4: Simplify right side
    11,110.41x = 123,871,497.03
  5. Step 5: Solve for x
    x = 123,871,497.03/11,110.41
  6. Step 6: Final answer
    x = 11,149.14

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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.