Home / 2,770.04-3,839.16-2,718.20

Finding the Fourth Proportional to 2,770.04, 3,839.16 and 2,718.20

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Solution

The fourth proportional to 2,770.04, 3,839.16 and 2,718.20 is: 3,767.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.04 : 3,839.16 = 2,718.20 : x
  2. Step 2: Convert to fraction form
    2,770.04/3,839.16 = 2,718.20/x
  3. Step 3: Cross multiply
    2,770.04x = 3,839.16 × 2,718.20
  4. Step 4: Simplify right side
    2,770.04x = 10,435,571.93
  5. Step 5: Solve for x
    x = 10,435,571.93/2,770.04
  6. Step 6: Final answer
    x = 3,767.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.