Home / 2,026.92-2,797.68-1,320.53

Finding the Fourth Proportional to 2,026.92, 2,797.68 and 1,320.53

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Solution

The fourth proportional to 2,026.92, 2,797.68 and 1,320.53 is: 1,822.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026.92 : 2,797.68 = 1,320.53 : x
  2. Step 2: Convert to fraction form
    2,026.92/2,797.68 = 1,320.53/x
  3. Step 3: Cross multiply
    2,026.92x = 2,797.68 × 1,320.53
  4. Step 4: Simplify right side
    2,026.92x = 3,694,406.38
  5. Step 5: Solve for x
    x = 3,694,406.38/2,026.92
  6. Step 6: Final answer
    x = 1,822.67

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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.