Home / 10,112.10-15,165.45-3,092.10

Finding the Fourth Proportional to 10,112.10, 15,165.45 and 3,092.10

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Solution

The fourth proportional to 10,112.10, 15,165.45 and 3,092.10 is: 4,637.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112.10 : 15,165.45 = 3,092.10 : x
  2. Step 2: Convert to fraction form
    10,112.10/15,165.45 = 3,092.10/x
  3. Step 3: Cross multiply
    10,112.10x = 15,165.45 × 3,092.10
  4. Step 4: Simplify right side
    10,112.10x = 46,893,087.95
  5. Step 5: Solve for x
    x = 46,893,087.95/10,112.10
  6. Step 6: Final answer
    x = 4,637.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.