Home / 2,744.63-3,787.55-1,485.65

Finding the Fourth Proportional to 2,744.63, 3,787.55 and 1,485.65

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Solution

The fourth proportional to 2,744.63, 3,787.55 and 1,485.65 is: 2,050.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.63 : 3,787.55 = 1,485.65 : x
  2. Step 2: Convert to fraction form
    2,744.63/3,787.55 = 1,485.65/x
  3. Step 3: Cross multiply
    2,744.63x = 3,787.55 × 1,485.65
  4. Step 4: Simplify right side
    2,744.63x = 5,626,986.84
  5. Step 5: Solve for x
    x = 5,626,986.84/2,744.63
  6. Step 6: Final answer
    x = 2,050.18

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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.