Home / 6,727.32-9,282.78-3,742.77

Finding the Fourth Proportional to 6,727.32, 9,282.78 and 3,742.77

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Solution

The fourth proportional to 6,727.32, 9,282.78 and 3,742.77 is: 5,164.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,727.32 : 9,282.78 = 3,742.77 : x
  2. Step 2: Convert to fraction form
    6,727.32/9,282.78 = 3,742.77/x
  3. Step 3: Cross multiply
    6,727.32x = 9,282.78 × 3,742.77
  4. Step 4: Simplify right side
    6,727.32x = 34,743,310.50
  5. Step 5: Solve for x
    x = 34,743,310.50/6,727.32
  6. Step 6: Final answer
    x = 5,164.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.