Home / 2,737.30-4,103.55-1,642.10

Finding the Fourth Proportional to 2,737.30, 4,103.55 and 1,642.10

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Solution

The fourth proportional to 2,737.30, 4,103.55 and 1,642.10 is: 2,461.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.30 : 4,103.55 = 1,642.10 : x
  2. Step 2: Convert to fraction form
    2,737.30/4,103.55 = 1,642.10/x
  3. Step 3: Cross multiply
    2,737.30x = 4,103.55 × 1,642.10
  4. Step 4: Simplify right side
    2,737.30x = 6,738,439.46
  5. Step 5: Solve for x
    x = 6,738,439.46/2,737.30
  6. Step 6: Final answer
    x = 2,461.71

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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.