Home / 11,118.42-15,343.82-6,082.34

Finding the Fourth Proportional to 11,118.42, 15,343.82 and 6,082.34

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Solution

The fourth proportional to 11,118.42, 15,343.82 and 6,082.34 is: 8,393.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.42 : 15,343.82 = 6,082.34 : x
  2. Step 2: Convert to fraction form
    11,118.42/15,343.82 = 6,082.34/x
  3. Step 3: Cross multiply
    11,118.42x = 15,343.82 × 6,082.34
  4. Step 4: Simplify right side
    11,118.42x = 93,326,330.14
  5. Step 5: Solve for x
    x = 93,326,330.14/11,118.42
  6. Step 6: Final answer
    x = 8,393.85

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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.