Home / 1,984.10-2,738.00-1,099.91

Finding the Fourth Proportional to 1,984.10, 2,738.00 and 1,099.91

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Solution

The fourth proportional to 1,984.10, 2,738.00 and 1,099.91 is: 1,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984.10 : 2,738.00 = 1,099.91 : x
  2. Step 2: Convert to fraction form
    1,984.10/2,738.00 = 1,099.91/x
  3. Step 3: Cross multiply
    1,984.10x = 2,738.00 × 1,099.91
  4. Step 4: Simplify right side
    1,984.10x = 3,011,563.17
  5. Step 5: Solve for x
    x = 3,011,563.17/1,984.10
  6. Step 6: Final answer
    x = 1,517.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.