Home / 4,408.62-6,609.69-2,101.74

Finding the Fourth Proportional to 4,408.62, 6,609.69 and 2,101.74

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Solution

The fourth proportional to 4,408.62, 6,609.69 and 2,101.74 is: 3,151.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,408.62 : 6,609.69 = 2,101.74 : x
  2. Step 2: Convert to fraction form
    4,408.62/6,609.69 = 2,101.74/x
  3. Step 3: Cross multiply
    4,408.62x = 6,609.69 × 2,101.74
  4. Step 4: Simplify right side
    4,408.62x = 13,891,849.86
  5. Step 5: Solve for x
    x = 13,891,849.86/4,408.62
  6. Step 6: Final answer
    x = 3,151.07

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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.