Home / 2,786.18-3,844.93-1,527.23

Finding the Fourth Proportional to 2,786.18, 3,844.93 and 1,527.23

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Solution

The fourth proportional to 2,786.18, 3,844.93 and 1,527.23 is: 2,107.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786.18 : 3,844.93 = 1,527.23 : x
  2. Step 2: Convert to fraction form
    2,786.18/3,844.93 = 1,527.23/x
  3. Step 3: Cross multiply
    2,786.18x = 3,844.93 × 1,527.23
  4. Step 4: Simplify right side
    2,786.18x = 5,872,073.22
  5. Step 5: Solve for x
    x = 5,872,073.22/2,786.18
  6. Step 6: Final answer
    x = 2,107.58

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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.