Home / 10,772.65-16,150.26-4,845.19

Finding the Fourth Proportional to 10,772.65, 16,150.26 and 4,845.19

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Solution

The fourth proportional to 10,772.65, 16,150.26 and 4,845.19 is: 7,263.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.65 : 16,150.26 = 4,845.19 : x
  2. Step 2: Convert to fraction form
    10,772.65/16,150.26 = 4,845.19/x
  3. Step 3: Cross multiply
    10,772.65x = 16,150.26 × 4,845.19
  4. Step 4: Simplify right side
    10,772.65x = 78,251,078.25
  5. Step 5: Solve for x
    x = 78,251,078.25/10,772.65
  6. Step 6: Final answer
    x = 7,263.87

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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.