Home / 3,817.24-5,726.22-1,219.56

Finding the Fourth Proportional to 3,817.24, 5,726.22 and 1,219.56

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Solution

The fourth proportional to 3,817.24, 5,726.22 and 1,219.56 is: 1,829.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.24 : 5,726.22 = 1,219.56 : x
  2. Step 2: Convert to fraction form
    3,817.24/5,726.22 = 1,219.56/x
  3. Step 3: Cross multiply
    3,817.24x = 5,726.22 × 1,219.56
  4. Step 4: Simplify right side
    3,817.24x = 6,983,468.86
  5. Step 5: Solve for x
    x = 6,983,468.86/3,817.24
  6. Step 6: Final answer
    x = 1,829.46

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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.