Home / 2,283.15-3,431.13-1,358.85

Finding the Fourth Proportional to 2,283.15, 3,431.13 and 1,358.85

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Solution

The fourth proportional to 2,283.15, 3,431.13 and 1,358.85 is: 2,042.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.15 : 3,431.13 = 1,358.85 : x
  2. Step 2: Convert to fraction form
    2,283.15/3,431.13 = 1,358.85/x
  3. Step 3: Cross multiply
    2,283.15x = 3,431.13 × 1,358.85
  4. Step 4: Simplify right side
    2,283.15x = 4,662,398.77
  5. Step 5: Solve for x
    x = 4,662,398.77/2,283.15
  6. Step 6: Final answer
    x = 2,042.09

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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.