Home / 8,159.90-11,259.97-4,525.72

Finding the Fourth Proportional to 8,159.90, 11,259.97 and 4,525.72

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Solution

The fourth proportional to 8,159.90, 11,259.97 and 4,525.72 is: 6,245.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.90 : 11,259.97 = 4,525.72 : x
  2. Step 2: Convert to fraction form
    8,159.90/11,259.97 = 4,525.72/x
  3. Step 3: Cross multiply
    8,159.90x = 11,259.97 × 4,525.72
  4. Step 4: Simplify right side
    8,159.90x = 50,959,527.12
  5. Step 5: Solve for x
    x = 50,959,527.12/8,159.90
  6. Step 6: Final answer
    x = 6,245.12

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Similar ratio
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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.