Home / 4,217.87-6,329.54-2,271.44

Finding the Fourth Proportional to 4,217.87, 6,329.54 and 2,271.44

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Solution

The fourth proportional to 4,217.87, 6,329.54 and 2,271.44 is: 3,408.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.87 : 6,329.54 = 2,271.44 : x
  2. Step 2: Convert to fraction form
    4,217.87/6,329.54 = 2,271.44/x
  3. Step 3: Cross multiply
    4,217.87x = 6,329.54 × 2,271.44
  4. Step 4: Simplify right side
    4,217.87x = 14,377,191.84
  5. Step 5: Solve for x
    x = 14,377,191.84/4,217.87
  6. Step 6: Final answer
    x = 3,408.64

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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.