Home / 2,392.21-3,586.66-1,219.94

Finding the Fourth Proportional to 2,392.21, 3,586.66 and 1,219.94

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Solution

The fourth proportional to 2,392.21, 3,586.66 and 1,219.94 is: 1,829.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.21 : 3,586.66 = 1,219.94 : x
  2. Step 2: Convert to fraction form
    2,392.21/3,586.66 = 1,219.94/x
  3. Step 3: Cross multiply
    2,392.21x = 3,586.66 × 1,219.94
  4. Step 4: Simplify right side
    2,392.21x = 4,375,489.02
  5. Step 5: Solve for x
    x = 4,375,489.02/2,392.21
  6. Step 6: Final answer
    x = 1,829.06

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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.