Home / 3,267.92-4,900.45-1,187.23

Finding the Fourth Proportional to 3,267.92, 4,900.45 and 1,187.23

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Solution

The fourth proportional to 3,267.92, 4,900.45 and 1,187.23 is: 1,780.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.92 : 4,900.45 = 1,187.23 : x
  2. Step 2: Convert to fraction form
    3,267.92/4,900.45 = 1,187.23/x
  3. Step 3: Cross multiply
    3,267.92x = 4,900.45 × 1,187.23
  4. Step 4: Simplify right side
    3,267.92x = 5,817,936.75
  5. Step 5: Solve for x
    x = 5,817,936.75/3,267.92
  6. Step 6: Final answer
    x = 1,780.32

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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.