Home / 2,913.39-4,375.26-2,757.71

Finding the Fourth Proportional to 2,913.39, 4,375.26 and 2,757.71

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Solution

The fourth proportional to 2,913.39, 4,375.26 and 2,757.71 is: 4,141.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.39 : 4,375.26 = 2,757.71 : x
  2. Step 2: Convert to fraction form
    2,913.39/4,375.26 = 2,757.71/x
  3. Step 3: Cross multiply
    2,913.39x = 4,375.26 × 2,757.71
  4. Step 4: Simplify right side
    2,913.39x = 12,065,709.19
  5. Step 5: Solve for x
    x = 12,065,709.19/2,913.39
  6. Step 6: Final answer
    x = 4,141.47

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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.