Home / 3,275.94-4,914.70-1,426.56

Finding the Fourth Proportional to 3,275.94, 4,914.70 and 1,426.56

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Solution

The fourth proportional to 3,275.94, 4,914.70 and 1,426.56 is: 2,140.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.94 : 4,914.70 = 1,426.56 : x
  2. Step 2: Convert to fraction form
    3,275.94/4,914.70 = 1,426.56/x
  3. Step 3: Cross multiply
    3,275.94x = 4,914.70 × 1,426.56
  4. Step 4: Simplify right side
    3,275.94x = 7,011,114.43
  5. Step 5: Solve for x
    x = 7,011,114.43/3,275.94
  6. Step 6: Final answer
    x = 2,140.18

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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.