Home / 4,109.21-5,670.69-2,246.21

Finding the Fourth Proportional to 4,109.21, 5,670.69 and 2,246.21

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Solution

The fourth proportional to 4,109.21, 5,670.69 and 2,246.21 is: 3,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.21 : 5,670.69 = 2,246.21 : x
  2. Step 2: Convert to fraction form
    4,109.21/5,670.69 = 2,246.21/x
  3. Step 3: Cross multiply
    4,109.21x = 5,670.69 × 2,246.21
  4. Step 4: Simplify right side
    4,109.21x = 12,737,560.58
  5. Step 5: Solve for x
    x = 12,737,560.58/4,109.21
  6. Step 6: Final answer
    x = 3,099.76

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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.