Home / 7,845.17-11,767.68-2,001.69

Finding the Fourth Proportional to 7,845.17, 11,767.68 and 2,001.69

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Solution

The fourth proportional to 7,845.17, 11,767.68 and 2,001.69 is: 3,002.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.17 : 11,767.68 = 2,001.69 : x
  2. Step 2: Convert to fraction form
    7,845.17/11,767.68 = 2,001.69/x
  3. Step 3: Cross multiply
    7,845.17x = 11,767.68 × 2,001.69
  4. Step 4: Simplify right side
    7,845.17x = 23,555,247.38
  5. Step 5: Solve for x
    x = 23,555,247.38/7,845.17
  6. Step 6: Final answer
    x = 3,002.52

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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.