Home / 10,766.02-16,149.39-2,868.46

Finding the Fourth Proportional to 10,766.02, 16,149.39 and 2,868.46

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Solution

The fourth proportional to 10,766.02, 16,149.39 and 2,868.46 is: 4,302.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.02 : 16,149.39 = 2,868.46 : x
  2. Step 2: Convert to fraction form
    10,766.02/16,149.39 = 2,868.46/x
  3. Step 3: Cross multiply
    10,766.02x = 16,149.39 × 2,868.46
  4. Step 4: Simplify right side
    10,766.02x = 46,323,879.24
  5. Step 5: Solve for x
    x = 46,323,879.24/10,766.02
  6. Step 6: Final answer
    x = 4,302.79

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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.