Home / 8,086.91-11,159.60-4,550.04

Finding the Fourth Proportional to 8,086.91, 11,159.60 and 4,550.04

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Solution

The fourth proportional to 8,086.91, 11,159.60 and 4,550.04 is: 6,278.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.91 : 11,159.60 = 4,550.04 : x
  2. Step 2: Convert to fraction form
    8,086.91/11,159.60 = 4,550.04/x
  3. Step 3: Cross multiply
    8,086.91x = 11,159.60 × 4,550.04
  4. Step 4: Simplify right side
    8,086.91x = 50,776,603.63
  5. Step 5: Solve for x
    x = 50,776,603.63/8,086.91
  6. Step 6: Final answer
    x = 6,278.87

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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.