Home / 2,727.05-4,084.42-1,263.13

Finding the Fourth Proportional to 2,727.05, 4,084.42 and 1,263.13

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Solution

The fourth proportional to 2,727.05, 4,084.42 and 1,263.13 is: 1,891.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.05 : 4,084.42 = 1,263.13 : x
  2. Step 2: Convert to fraction form
    2,727.05/4,084.42 = 1,263.13/x
  3. Step 3: Cross multiply
    2,727.05x = 4,084.42 × 1,263.13
  4. Step 4: Simplify right side
    2,727.05x = 5,159,133.01
  5. Step 5: Solve for x
    x = 5,159,133.01/2,727.05
  6. Step 6: Final answer
    x = 1,891.84

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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.