Home / 8,086.89-11,159.86-4,550.03

Finding the Fourth Proportional to 8,086.89, 11,159.86 and 4,550.03

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Solution

The fourth proportional to 8,086.89, 11,159.86 and 4,550.03 is: 6,279.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.89 : 11,159.86 = 4,550.03 : x
  2. Step 2: Convert to fraction form
    8,086.89/11,159.86 = 4,550.03/x
  3. Step 3: Cross multiply
    8,086.89x = 11,159.86 × 4,550.03
  4. Step 4: Simplify right side
    8,086.89x = 50,777,697.80
  5. Step 5: Solve for x
    x = 50,777,697.80/8,086.89
  6. Step 6: Final answer
    x = 6,279.01

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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.