Home / 3,722.08-5,133.96-2,228.92

Finding the Fourth Proportional to 3,722.08, 5,133.96 and 2,228.92

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Solution

The fourth proportional to 3,722.08, 5,133.96 and 2,228.92 is: 3,074.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.08 : 5,133.96 = 2,228.92 : x
  2. Step 2: Convert to fraction form
    3,722.08/5,133.96 = 2,228.92/x
  3. Step 3: Cross multiply
    3,722.08x = 5,133.96 × 2,228.92
  4. Step 4: Simplify right side
    3,722.08x = 11,443,186.12
  5. Step 5: Solve for x
    x = 11,443,186.12/3,722.08
  6. Step 6: Final answer
    x = 3,074.41

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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.