Home / 11,082.84-15,294.30-6,367.28

Finding the Fourth Proportional to 11,082.84, 15,294.30 and 6,367.28

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Solution

The fourth proportional to 11,082.84, 15,294.30 and 6,367.28 is: 8,786.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.84 : 15,294.30 = 6,367.28 : x
  2. Step 2: Convert to fraction form
    11,082.84/15,294.30 = 6,367.28/x
  3. Step 3: Cross multiply
    11,082.84x = 15,294.30 × 6,367.28
  4. Step 4: Simplify right side
    11,082.84x = 97,383,090.50
  5. Step 5: Solve for x
    x = 97,383,090.50/11,082.84
  6. Step 6: Final answer
    x = 8,786.84

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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.