Home / 3,828.24-5,727.68-3,551.76

Finding the Fourth Proportional to 3,828.24, 5,727.68 and 3,551.76

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Solution

The fourth proportional to 3,828.24, 5,727.68 and 3,551.76 is: 5,314.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.24 : 5,727.68 = 3,551.76 : x
  2. Step 2: Convert to fraction form
    3,828.24/5,727.68 = 3,551.76/x
  3. Step 3: Cross multiply
    3,828.24x = 5,727.68 × 3,551.76
  4. Step 4: Simplify right side
    3,828.24x = 20,343,344.72
  5. Step 5: Solve for x
    x = 20,343,344.72/3,828.24
  6. Step 6: Final answer
    x = 5,314.02

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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.