Home / 8,080.38-11,147.18-4,723.34

Finding the Fourth Proportional to 8,080.38, 11,147.18 and 4,723.34

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Solution

The fourth proportional to 8,080.38, 11,147.18 and 4,723.34 is: 6,516.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.38 : 11,147.18 = 4,723.34 : x
  2. Step 2: Convert to fraction form
    8,080.38/11,147.18 = 4,723.34/x
  3. Step 3: Cross multiply
    8,080.38x = 11,147.18 × 4,723.34
  4. Step 4: Simplify right side
    8,080.38x = 52,651,841.83
  5. Step 5: Solve for x
    x = 52,651,841.83/8,080.38
  6. Step 6: Final answer
    x = 6,516.01

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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.