Home / 8,805.17-13,207.65-2,141.71

Finding the Fourth Proportional to 8,805.17, 13,207.65 and 2,141.71

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Solution

The fourth proportional to 8,805.17, 13,207.65 and 2,141.71 is: 3,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805.17 : 13,207.65 = 2,141.71 : x
  2. Step 2: Convert to fraction form
    8,805.17/13,207.65 = 2,141.71/x
  3. Step 3: Cross multiply
    8,805.17x = 13,207.65 × 2,141.71
  4. Step 4: Simplify right side
    8,805.17x = 28,286,879.33
  5. Step 5: Solve for x
    x = 28,286,879.33/8,805.17
  6. Step 6: Final answer
    x = 3,212.53

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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.