Home / 2,961.30-4,441.93-1,205.89

Finding the Fourth Proportional to 2,961.30, 4,441.93 and 1,205.89

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Solution

The fourth proportional to 2,961.30, 4,441.93 and 1,205.89 is: 1,808.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.30 : 4,441.93 = 1,205.89 : x
  2. Step 2: Convert to fraction form
    2,961.30/4,441.93 = 1,205.89/x
  3. Step 3: Cross multiply
    2,961.30x = 4,441.93 × 1,205.89
  4. Step 4: Simplify right side
    2,961.30x = 5,356,483.20
  5. Step 5: Solve for x
    x = 5,356,483.20/2,961.30
  6. Step 6: Final answer
    x = 1,808.83

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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.