Home / 1,493.47-2,238.77-844.26

Finding the Fourth Proportional to 1,493.47, 2,238.77 and 844.26

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Solution

The fourth proportional to 1,493.47, 2,238.77 and 844.26 is: 1,265.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.47 : 2,238.77 = 844.26 : x
  2. Step 2: Convert to fraction form
    1,493.47/2,238.77 = 844.26/x
  3. Step 3: Cross multiply
    1,493.47x = 2,238.77 × 844.26
  4. Step 4: Simplify right side
    1,493.47x = 1,890,097.68
  5. Step 5: Solve for x
    x = 1,890,097.68/1,493.47
  6. Step 6: Final answer
    x = 1,265.57

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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.