Home / 7,195.83-10,781.87-3,291.63

Finding the Fourth Proportional to 7,195.83, 10,781.87 and 3,291.63

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Solution

The fourth proportional to 7,195.83, 10,781.87 and 3,291.63 is: 4,932.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.83 : 10,781.87 = 3,291.63 : x
  2. Step 2: Convert to fraction form
    7,195.83/10,781.87 = 3,291.63/x
  3. Step 3: Cross multiply
    7,195.83x = 10,781.87 × 3,291.63
  4. Step 4: Simplify right side
    7,195.83x = 35,489,926.75
  5. Step 5: Solve for x
    x = 35,489,926.75/7,195.83
  6. Step 6: Final answer
    x = 4,932.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.