Home / 2,744.39-3,787.62-1,800.99

Finding the Fourth Proportional to 2,744.39, 3,787.62 and 1,800.99

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Solution

The fourth proportional to 2,744.39, 3,787.62 and 1,800.99 is: 2,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.39 : 3,787.62 = 1,800.99 : x
  2. Step 2: Convert to fraction form
    2,744.39/3,787.62 = 1,800.99/x
  3. Step 3: Cross multiply
    2,744.39x = 3,787.62 × 1,800.99
  4. Step 4: Simplify right side
    2,744.39x = 6,821,465.74
  5. Step 5: Solve for x
    x = 6,821,465.74/2,744.39
  6. Step 6: Final answer
    x = 2,485.60

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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.