Home / 10,750.96-16,121.22-4,088.62

Finding the Fourth Proportional to 10,750.96, 16,121.22 and 4,088.62

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Solution

The fourth proportional to 10,750.96, 16,121.22 and 4,088.62 is: 6,130.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.96 : 16,121.22 = 4,088.62 : x
  2. Step 2: Convert to fraction form
    10,750.96/16,121.22 = 4,088.62/x
  3. Step 3: Cross multiply
    10,750.96x = 16,121.22 × 4,088.62
  4. Step 4: Simplify right side
    10,750.96x = 65,913,542.52
  5. Step 5: Solve for x
    x = 65,913,542.52/10,750.96
  6. Step 6: Final answer
    x = 6,130.94

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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.