Home / 2,273.80-3,136.68-1,527.84

Finding the Fourth Proportional to 2,273.80, 3,136.68 and 1,527.84

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Solution

The fourth proportional to 2,273.80, 3,136.68 and 1,527.84 is: 2,107.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.80 : 3,136.68 = 1,527.84 : x
  2. Step 2: Convert to fraction form
    2,273.80/3,136.68 = 1,527.84/x
  3. Step 3: Cross multiply
    2,273.80x = 3,136.68 × 1,527.84
  4. Step 4: Simplify right side
    2,273.80x = 4,792,345.17
  5. Step 5: Solve for x
    x = 4,792,345.17/2,273.80
  6. Step 6: Final answer
    x = 2,107.64

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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.