Home / 4,187.12-6,273.02-1,961.87

Finding the Fourth Proportional to 4,187.12, 6,273.02 and 1,961.87

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Solution

The fourth proportional to 4,187.12, 6,273.02 and 1,961.87 is: 2,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.12 : 6,273.02 = 1,961.87 : x
  2. Step 2: Convert to fraction form
    4,187.12/6,273.02 = 1,961.87/x
  3. Step 3: Cross multiply
    4,187.12x = 6,273.02 × 1,961.87
  4. Step 4: Simplify right side
    4,187.12x = 12,306,808.57
  5. Step 5: Solve for x
    x = 12,306,808.57/4,187.12
  6. Step 6: Final answer
    x = 2,939.21

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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.