Home / 4,380.22-6,044.58-2,390.79

Finding the Fourth Proportional to 4,380.22, 6,044.58 and 2,390.79

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Solution

The fourth proportional to 4,380.22, 6,044.58 and 2,390.79 is: 3,299.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.22 : 6,044.58 = 2,390.79 : x
  2. Step 2: Convert to fraction form
    4,380.22/6,044.58 = 2,390.79/x
  3. Step 3: Cross multiply
    4,380.22x = 6,044.58 × 2,390.79
  4. Step 4: Simplify right side
    4,380.22x = 14,451,321.42
  5. Step 5: Solve for x
    x = 14,451,321.42/4,380.22
  6. Step 6: Final answer
    x = 3,299.22

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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.