Home / 11,182.91-16,774.36-5,255.44

Finding the Fourth Proportional to 11,182.91, 16,774.36 and 5,255.44

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Solution

The fourth proportional to 11,182.91, 16,774.36 and 5,255.44 is: 7,883.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.91 : 16,774.36 = 5,255.44 : x
  2. Step 2: Convert to fraction form
    11,182.91/16,774.36 = 5,255.44/x
  3. Step 3: Cross multiply
    11,182.91x = 16,774.36 × 5,255.44
  4. Step 4: Simplify right side
    11,182.91x = 88,156,718.75
  5. Step 5: Solve for x
    x = 88,156,718.75/11,182.91
  6. Step 6: Final answer
    x = 7,883.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.