Home / 4,149.84-6,206.20-3,690.48

Finding the Fourth Proportional to 4,149.84, 6,206.20 and 3,690.48

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Solution

The fourth proportional to 4,149.84, 6,206.20 and 3,690.48 is: 5,519.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.84 : 6,206.20 = 3,690.48 : x
  2. Step 2: Convert to fraction form
    4,149.84/6,206.20 = 3,690.48/x
  3. Step 3: Cross multiply
    4,149.84x = 6,206.20 × 3,690.48
  4. Step 4: Simplify right side
    4,149.84x = 22,903,856.98
  5. Step 5: Solve for x
    x = 22,903,856.98/4,149.84
  6. Step 6: Final answer
    x = 5,519.21

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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.