Home / 2,257.17-3,386.30-796.47

Finding the Fourth Proportional to 2,257.17, 3,386.30 and 796.47

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Solution

The fourth proportional to 2,257.17, 3,386.30 and 796.47 is: 1,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.17 : 3,386.30 = 796.47 : x
  2. Step 2: Convert to fraction form
    2,257.17/3,386.30 = 796.47/x
  3. Step 3: Cross multiply
    2,257.17x = 3,386.30 × 796.47
  4. Step 4: Simplify right side
    2,257.17x = 2,697,082.38
  5. Step 5: Solve for x
    x = 2,697,082.38/2,257.17
  6. Step 6: Final answer
    x = 1,194.90

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1.5x scale

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.