Home / 3,823.68-5,277.77-2,252.68

Finding the Fourth Proportional to 3,823.68, 5,277.77 and 2,252.68

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Solution

The fourth proportional to 3,823.68, 5,277.77 and 2,252.68 is: 3,109.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.68 : 5,277.77 = 2,252.68 : x
  2. Step 2: Convert to fraction form
    3,823.68/5,277.77 = 2,252.68/x
  3. Step 3: Cross multiply
    3,823.68x = 5,277.77 × 2,252.68
  4. Step 4: Simplify right side
    3,823.68x = 11,889,126.92
  5. Step 5: Solve for x
    x = 11,889,126.92/3,823.68
  6. Step 6: Final answer
    x = 3,109.34

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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.