Home / 3,551.84-4,900.66-2,039.16

Finding the Fourth Proportional to 3,551.84, 4,900.66 and 2,039.16

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Solution

The fourth proportional to 3,551.84, 4,900.66 and 2,039.16 is: 2,813.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.84 : 4,900.66 = 2,039.16 : x
  2. Step 2: Convert to fraction form
    3,551.84/4,900.66 = 2,039.16/x
  3. Step 3: Cross multiply
    3,551.84x = 4,900.66 × 2,039.16
  4. Step 4: Simplify right side
    3,551.84x = 9,993,229.85
  5. Step 5: Solve for x
    x = 9,993,229.85/3,551.84
  6. Step 6: Final answer
    x = 2,813.54

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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.