Home / 11,119.51-15,344.35-6,082.75

Finding the Fourth Proportional to 11,119.51, 15,344.35 and 6,082.75

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Solution

The fourth proportional to 11,119.51, 15,344.35 and 6,082.75 is: 8,393.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.51 : 15,344.35 = 6,082.75 : x
  2. Step 2: Convert to fraction form
    11,119.51/15,344.35 = 6,082.75/x
  3. Step 3: Cross multiply
    11,119.51x = 15,344.35 × 6,082.75
  4. Step 4: Simplify right side
    11,119.51x = 93,335,844.96
  5. Step 5: Solve for x
    x = 93,335,844.96/11,119.51
  6. Step 6: Final answer
    x = 8,393.88

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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.