Home / 3,523.42-4,861.99-2,106.82

Finding the Fourth Proportional to 3,523.42, 4,861.99 and 2,106.82

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Solution

The fourth proportional to 3,523.42, 4,861.99 and 2,106.82 is: 2,907.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.42 : 4,861.99 = 2,106.82 : x
  2. Step 2: Convert to fraction form
    3,523.42/4,861.99 = 2,106.82/x
  3. Step 3: Cross multiply
    3,523.42x = 4,861.99 × 2,106.82
  4. Step 4: Simplify right side
    3,523.42x = 10,243,346.48
  5. Step 5: Solve for x
    x = 10,243,346.48/3,523.42
  6. Step 6: Final answer
    x = 2,907.22

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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.