Home / 2,206.76-3,044.81-1,262.30

Finding the Fourth Proportional to 2,206.76, 3,044.81 and 1,262.30

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Solution

The fourth proportional to 2,206.76, 3,044.81 and 1,262.30 is: 1,741.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.76 : 3,044.81 = 1,262.30 : x
  2. Step 2: Convert to fraction form
    2,206.76/3,044.81 = 1,262.30/x
  3. Step 3: Cross multiply
    2,206.76x = 3,044.81 × 1,262.30
  4. Step 4: Simplify right side
    2,206.76x = 3,843,451.59
  5. Step 5: Solve for x
    x = 3,843,451.59/2,206.76
  6. Step 6: Final answer
    x = 1,741.68

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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.