Home / 2,961.88-4,446.90-1,862.98

Finding the Fourth Proportional to 2,961.88, 4,446.90 and 1,862.98

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Solution

The fourth proportional to 2,961.88, 4,446.90 and 1,862.98 is: 2,797.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.88 : 4,446.90 = 1,862.98 : x
  2. Step 2: Convert to fraction form
    2,961.88/4,446.90 = 1,862.98/x
  3. Step 3: Cross multiply
    2,961.88x = 4,446.90 × 1,862.98
  4. Step 4: Simplify right side
    2,961.88x = 8,284,485.76
  5. Step 5: Solve for x
    x = 8,284,485.76/2,961.88
  6. Step 6: Final answer
    x = 2,797.04

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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.