Home / 2,730.68-4,092.80-1,170.22

Finding the Fourth Proportional to 2,730.68, 4,092.80 and 1,170.22

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Solution

The fourth proportional to 2,730.68, 4,092.80 and 1,170.22 is: 1,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.68 : 4,092.80 = 1,170.22 : x
  2. Step 2: Convert to fraction form
    2,730.68/4,092.80 = 1,170.22/x
  3. Step 3: Cross multiply
    2,730.68x = 4,092.80 × 1,170.22
  4. Step 4: Simplify right side
    2,730.68x = 4,789,476.42
  5. Step 5: Solve for x
    x = 4,789,476.42/2,730.68
  6. Step 6: Final answer
    x = 1,753.95

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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.