Home / 2,266.36-3,126.28-1,818.73

Finding the Fourth Proportional to 2,266.36, 3,126.28 and 1,818.73

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Solution

The fourth proportional to 2,266.36, 3,126.28 and 1,818.73 is: 2,508.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.36 : 3,126.28 = 1,818.73 : x
  2. Step 2: Convert to fraction form
    2,266.36/3,126.28 = 1,818.73/x
  3. Step 3: Cross multiply
    2,266.36x = 3,126.28 × 1,818.73
  4. Step 4: Simplify right side
    2,266.36x = 5,685,874.06
  5. Step 5: Solve for x
    x = 5,685,874.06/2,266.36
  6. Step 6: Final answer
    x = 2,508.81

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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.