Home / 3,523.29-4,861.82-2,106.70

Finding the Fourth Proportional to 3,523.29, 4,861.82 and 2,106.70

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Solution

The fourth proportional to 3,523.29, 4,861.82 and 2,106.70 is: 2,907.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.29 : 4,861.82 = 2,106.70 : x
  2. Step 2: Convert to fraction form
    3,523.29/4,861.82 = 2,106.70/x
  3. Step 3: Cross multiply
    3,523.29x = 4,861.82 × 2,106.70
  4. Step 4: Simplify right side
    3,523.29x = 10,242,396.19
  5. Step 5: Solve for x
    x = 10,242,396.19/3,523.29
  6. Step 6: Final answer
    x = 2,907.05

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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.