Home / 11,082.88-15,293.68-6,363.84

Finding the Fourth Proportional to 11,082.88, 15,293.68 and 6,363.84

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Solution

The fourth proportional to 11,082.88, 15,293.68 and 6,363.84 is: 8,781.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.88 : 15,293.68 = 6,363.84 : x
  2. Step 2: Convert to fraction form
    11,082.88/15,293.68 = 6,363.84/x
  3. Step 3: Cross multiply
    11,082.88x = 15,293.68 × 6,363.84
  4. Step 4: Simplify right side
    11,082.88x = 97,326,532.53
  5. Step 5: Solve for x
    x = 97,326,532.53/11,082.88
  6. Step 6: Final answer
    x = 8,781.70

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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.