Home / 8,080.74-11,147.04-6,090.57

Finding the Fourth Proportional to 8,080.74, 11,147.04 and 6,090.57

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Solution

The fourth proportional to 8,080.74, 11,147.04 and 6,090.57 is: 8,401.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.74 : 11,147.04 = 6,090.57 : x
  2. Step 2: Convert to fraction form
    8,080.74/11,147.04 = 6,090.57/x
  3. Step 3: Cross multiply
    8,080.74x = 11,147.04 × 6,090.57
  4. Step 4: Simplify right side
    8,080.74x = 67,891,827.41
  5. Step 5: Solve for x
    x = 67,891,827.41/8,080.74
  6. Step 6: Final answer
    x = 8,401.68

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Half scale
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Double scale
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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.