Home / 2,214.40-3,318.59-1,044.22

Finding the Fourth Proportional to 2,214.40, 3,318.59 and 1,044.22

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Solution

The fourth proportional to 2,214.40, 3,318.59 and 1,044.22 is: 1,564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.40 : 3,318.59 = 1,044.22 : x
  2. Step 2: Convert to fraction form
    2,214.40/3,318.59 = 1,044.22/x
  3. Step 3: Cross multiply
    2,214.40x = 3,318.59 × 1,044.22
  4. Step 4: Simplify right side
    2,214.40x = 3,465,332.83
  5. Step 5: Solve for x
    x = 3,465,332.83/2,214.40
  6. Step 6: Final answer
    x = 1,564.91

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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.