Home / 1,459.26-2,013.78-796.15

Finding the Fourth Proportional to 1,459.26, 2,013.78 and 796.15

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Solution

The fourth proportional to 1,459.26, 2,013.78 and 796.15 is: 1,098.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459.26 : 2,013.78 = 796.15 : x
  2. Step 2: Convert to fraction form
    1,459.26/2,013.78 = 796.15/x
  3. Step 3: Cross multiply
    1,459.26x = 2,013.78 × 796.15
  4. Step 4: Simplify right side
    1,459.26x = 1,603,266.97
  5. Step 5: Solve for x
    x = 1,603,266.97/1,459.26
  6. Step 6: Final answer
    x = 1,098.68

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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.