Home / 4,022.96-5,554.28-3,278.71

Finding the Fourth Proportional to 4,022.96, 5,554.28 and 3,278.71

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Solution

The fourth proportional to 4,022.96, 5,554.28 and 3,278.71 is: 4,526.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.96 : 5,554.28 = 3,278.71 : x
  2. Step 2: Convert to fraction form
    4,022.96/5,554.28 = 3,278.71/x
  3. Step 3: Cross multiply
    4,022.96x = 5,554.28 × 3,278.71
  4. Step 4: Simplify right side
    4,022.96x = 18,210,867.69
  5. Step 5: Solve for x
    x = 18,210,867.69/4,022.96
  6. Step 6: Final answer
    x = 4,526.73

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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.