Home / 10,750.91-16,078.37-8,084.52

Finding the Fourth Proportional to 10,750.91, 16,078.37 and 8,084.52

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Solution

The fourth proportional to 10,750.91, 16,078.37 and 8,084.52 is: 12,090.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.91 : 16,078.37 = 8,084.52 : x
  2. Step 2: Convert to fraction form
    10,750.91/16,078.37 = 8,084.52/x
  3. Step 3: Cross multiply
    10,750.91x = 16,078.37 × 8,084.52
  4. Step 4: Simplify right side
    10,750.91x = 129,985,863.41
  5. Step 5: Solve for x
    x = 129,985,863.41/10,750.91
  6. Step 6: Final answer
    x = 12,090.69

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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.