Home / 2,961.50-4,440.62-1,206.06

Finding the Fourth Proportional to 2,961.50, 4,440.62 and 1,206.06

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Solution

The fourth proportional to 2,961.50, 4,440.62 and 1,206.06 is: 1,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.50 : 4,440.62 = 1,206.06 : x
  2. Step 2: Convert to fraction form
    2,961.50/4,440.62 = 1,206.06/x
  3. Step 3: Cross multiply
    2,961.50x = 4,440.62 × 1,206.06
  4. Step 4: Simplify right side
    2,961.50x = 5,355,631.95
  5. Step 5: Solve for x
    x = 5,355,631.95/2,961.50
  6. Step 6: Final answer
    x = 1,808.42

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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.