Home / 8,081.32-11,151.99-4,896.50

Finding the Fourth Proportional to 8,081.32, 11,151.99 and 4,896.50

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Solution

The fourth proportional to 8,081.32, 11,151.99 and 4,896.50 is: 6,757.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.32 : 11,151.99 = 4,896.50 : x
  2. Step 2: Convert to fraction form
    8,081.32/11,151.99 = 4,896.50/x
  3. Step 3: Cross multiply
    8,081.32x = 11,151.99 × 4,896.50
  4. Step 4: Simplify right side
    8,081.32x = 54,605,703.40
  5. Step 5: Solve for x
    x = 54,605,703.40/8,081.32
  6. Step 6: Final answer
    x = 6,757.03

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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.