Home / 3,273.81-4,517.01-1,947.84

Finding the Fourth Proportional to 3,273.81, 4,517.01 and 1,947.84

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Solution

The fourth proportional to 3,273.81, 4,517.01 and 1,947.84 is: 2,687.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.81 : 4,517.01 = 1,947.84 : x
  2. Step 2: Convert to fraction form
    3,273.81/4,517.01 = 1,947.84/x
  3. Step 3: Cross multiply
    3,273.81x = 4,517.01 × 1,947.84
  4. Step 4: Simplify right side
    3,273.81x = 8,798,412.76
  5. Step 5: Solve for x
    x = 8,798,412.76/3,273.81
  6. Step 6: Final answer
    x = 2,687.51

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1.5x scale

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.