Home / 7,825.41-11,732.31-2,894.13

Finding the Fourth Proportional to 7,825.41, 11,732.31 and 2,894.13

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Solution

The fourth proportional to 7,825.41, 11,732.31 and 2,894.13 is: 4,339.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825.41 : 11,732.31 = 2,894.13 : x
  2. Step 2: Convert to fraction form
    7,825.41/11,732.31 = 2,894.13/x
  3. Step 3: Cross multiply
    7,825.41x = 11,732.31 × 2,894.13
  4. Step 4: Simplify right side
    7,825.41x = 33,954,830.34
  5. Step 5: Solve for x
    x = 33,954,830.34/7,825.41
  6. Step 6: Final answer
    x = 4,339.05

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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.