Home / 1,782.11-2,462.46-1,544.24

Finding the Fourth Proportional to 1,782.11, 2,462.46 and 1,544.24

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Solution

The fourth proportional to 1,782.11, 2,462.46 and 1,544.24 is: 2,133.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782.11 : 2,462.46 = 1,544.24 : x
  2. Step 2: Convert to fraction form
    1,782.11/2,462.46 = 1,544.24/x
  3. Step 3: Cross multiply
    1,782.11x = 2,462.46 × 1,544.24
  4. Step 4: Simplify right side
    1,782.11x = 3,802,629.23
  5. Step 5: Solve for x
    x = 3,802,629.23/1,782.11
  6. Step 6: Final answer
    x = 2,133.78

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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.