Home / 4,278.81-5,908.10-3,282.51

Finding the Fourth Proportional to 4,278.81, 5,908.10 and 3,282.51

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Solution

The fourth proportional to 4,278.81, 5,908.10 and 3,282.51 is: 4,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.81 : 5,908.10 = 3,282.51 : x
  2. Step 2: Convert to fraction form
    4,278.81/5,908.10 = 3,282.51/x
  3. Step 3: Cross multiply
    4,278.81x = 5,908.10 × 3,282.51
  4. Step 4: Simplify right side
    4,278.81x = 19,393,380.92
  5. Step 5: Solve for x
    x = 19,393,380.92/4,278.81
  6. Step 6: Final answer
    x = 4,532.42

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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.