Home / 2,274.75-3,386.08-2,168.55

Finding the Fourth Proportional to 2,274.75, 3,386.08 and 2,168.55

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Solution

The fourth proportional to 2,274.75, 3,386.08 and 2,168.55 is: 3,227.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.75 : 3,386.08 = 2,168.55 : x
  2. Step 2: Convert to fraction form
    2,274.75/3,386.08 = 2,168.55/x
  3. Step 3: Cross multiply
    2,274.75x = 3,386.08 × 2,168.55
  4. Step 4: Simplify right side
    2,274.75x = 7,342,872.94
  5. Step 5: Solve for x
    x = 7,342,872.94/2,274.75
  6. Step 6: Final answer
    x = 3,227.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.