Home / 2,025.31-2,794.91-1,141.39

Finding the Fourth Proportional to 2,025.31, 2,794.91 and 1,141.39

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Solution

The fourth proportional to 2,025.31, 2,794.91 and 1,141.39 is: 1,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025.31 : 2,794.91 = 1,141.39 : x
  2. Step 2: Convert to fraction form
    2,025.31/2,794.91 = 1,141.39/x
  3. Step 3: Cross multiply
    2,025.31x = 2,794.91 × 1,141.39
  4. Step 4: Simplify right side
    2,025.31x = 3,190,082.32
  5. Step 5: Solve for x
    x = 3,190,082.32/2,025.31
  6. Step 6: Final answer
    x = 1,575.11

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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.