Home / 2,727.42-4,089.49-1,226.17

Finding the Fourth Proportional to 2,727.42, 4,089.49 and 1,226.17

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Solution

The fourth proportional to 2,727.42, 4,089.49 and 1,226.17 is: 1,838.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.42 : 4,089.49 = 1,226.17 : x
  2. Step 2: Convert to fraction form
    2,727.42/4,089.49 = 1,226.17/x
  3. Step 3: Cross multiply
    2,727.42x = 4,089.49 × 1,226.17
  4. Step 4: Simplify right side
    2,727.42x = 5,014,409.95
  5. Step 5: Solve for x
    x = 5,014,409.95/2,727.42
  6. Step 6: Final answer
    x = 1,838.52

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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.