Home / 3,273.55-4,515.64-1,947.69

Finding the Fourth Proportional to 3,273.55, 4,515.64 and 1,947.69

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Solution

The fourth proportional to 3,273.55, 4,515.64 and 1,947.69 is: 2,686.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.55 : 4,515.64 = 1,947.69 : x
  2. Step 2: Convert to fraction form
    3,273.55/4,515.64 = 1,947.69/x
  3. Step 3: Cross multiply
    3,273.55x = 4,515.64 × 1,947.69
  4. Step 4: Simplify right side
    3,273.55x = 8,795,062.00
  5. Step 5: Solve for x
    x = 8,795,062.00/3,273.55
  6. Step 6: Final answer
    x = 2,686.71

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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.