Home / 3,267.28-4,897.94-1,186.39

Finding the Fourth Proportional to 3,267.28, 4,897.94 and 1,186.39

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Solution

The fourth proportional to 3,267.28, 4,897.94 and 1,186.39 is: 1,778.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.28 : 4,897.94 = 1,186.39 : x
  2. Step 2: Convert to fraction form
    3,267.28/4,897.94 = 1,186.39/x
  3. Step 3: Cross multiply
    3,267.28x = 4,897.94 × 1,186.39
  4. Step 4: Simplify right side
    3,267.28x = 5,810,849.69
  5. Step 5: Solve for x
    x = 5,810,849.69/3,267.28
  6. Step 6: Final answer
    x = 1,778.50

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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.