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Finding the Fourth Proportional to 3,272.71, 4,910.03 and 1,887.04

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Solution

The fourth proportional to 3,272.71, 4,910.03 and 1,887.04 is: 2,831.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.71 : 4,910.03 = 1,887.04 : x
  2. Step 2: Convert to fraction form
    3,272.71/4,910.03 = 1,887.04/x
  3. Step 3: Cross multiply
    3,272.71x = 4,910.03 × 1,887.04
  4. Step 4: Simplify right side
    3,272.71x = 9,265,408.38
  5. Step 5: Solve for x
    x = 9,265,408.38/3,272.71
  6. Step 6: Final answer
    x = 2,831.11

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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.