Home / 1,844.99-2,767.53-458.27

Finding the Fourth Proportional to 1,844.99, 2,767.53 and 458.27

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Solution

The fourth proportional to 1,844.99, 2,767.53 and 458.27 is: 687.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.99 : 2,767.53 = 458.27 : x
  2. Step 2: Convert to fraction form
    1,844.99/2,767.53 = 458.27/x
  3. Step 3: Cross multiply
    1,844.99x = 2,767.53 × 458.27
  4. Step 4: Simplify right side
    1,844.99x = 1,268,274.23
  5. Step 5: Solve for x
    x = 1,268,274.23/1,844.99
  6. Step 6: Final answer
    x = 687.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.