Home / 2,214.43-3,052.70-1,898.22

Finding the Fourth Proportional to 2,214.43, 3,052.70 and 1,898.22

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Solution

The fourth proportional to 2,214.43, 3,052.70 and 1,898.22 is: 2,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.43 : 3,052.70 = 1,898.22 : x
  2. Step 2: Convert to fraction form
    2,214.43/3,052.70 = 1,898.22/x
  3. Step 3: Cross multiply
    2,214.43x = 3,052.70 × 1,898.22
  4. Step 4: Simplify right side
    2,214.43x = 5,794,696.19
  5. Step 5: Solve for x
    x = 5,794,696.19/2,214.43
  6. Step 6: Final answer
    x = 2,616.79

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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.