Home / 10,761.16-16,141.32-2,969.77

Finding the Fourth Proportional to 10,761.16, 16,141.32 and 2,969.77

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Solution

The fourth proportional to 10,761.16, 16,141.32 and 2,969.77 is: 4,454.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761.16 : 16,141.32 = 2,969.77 : x
  2. Step 2: Convert to fraction form
    10,761.16/16,141.32 = 2,969.77/x
  3. Step 3: Cross multiply
    10,761.16x = 16,141.32 × 2,969.77
  4. Step 4: Simplify right side
    10,761.16x = 47,936,007.90
  5. Step 5: Solve for x
    x = 47,936,007.90/10,761.16
  6. Step 6: Final answer
    x = 4,454.54

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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.