Home / 3,207.73-4,426.69-1,881.46

Finding the Fourth Proportional to 3,207.73, 4,426.69 and 1,881.46

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Solution

The fourth proportional to 3,207.73, 4,426.69 and 1,881.46 is: 2,596.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.73 : 4,426.69 = 1,881.46 : x
  2. Step 2: Convert to fraction form
    3,207.73/4,426.69 = 1,881.46/x
  3. Step 3: Cross multiply
    3,207.73x = 4,426.69 × 1,881.46
  4. Step 4: Simplify right side
    3,207.73x = 8,328,640.17
  5. Step 5: Solve for x
    x = 8,328,640.17/3,207.73
  6. Step 6: Final answer
    x = 2,596.43

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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.