Home / 8,090.39-11,161.68-4,732.13

Finding the Fourth Proportional to 8,090.39, 11,161.68 and 4,732.13

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Solution

The fourth proportional to 8,090.39, 11,161.68 and 4,732.13 is: 6,528.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.39 : 11,161.68 = 4,732.13 : x
  2. Step 2: Convert to fraction form
    8,090.39/11,161.68 = 4,732.13/x
  3. Step 3: Cross multiply
    8,090.39x = 11,161.68 × 4,732.13
  4. Step 4: Simplify right side
    8,090.39x = 52,818,520.78
  5. Step 5: Solve for x
    x = 52,818,520.78/8,090.39
  6. Step 6: Final answer
    x = 6,528.55

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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.