Home / 7,173.26-10,760.71-1,908.49

Finding the Fourth Proportional to 7,173.26, 10,760.71 and 1,908.49

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Solution

The fourth proportional to 7,173.26, 10,760.71 and 1,908.49 is: 2,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.26 : 10,760.71 = 1,908.49 : x
  2. Step 2: Convert to fraction form
    7,173.26/10,760.71 = 1,908.49/x
  3. Step 3: Cross multiply
    7,173.26x = 10,760.71 × 1,908.49
  4. Step 4: Simplify right side
    7,173.26x = 20,536,685.30
  5. Step 5: Solve for x
    x = 20,536,685.30/7,173.26
  6. Step 6: Final answer
    x = 2,862.95

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1.5x scale

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.