Home / 7,096.86-10,645.29-2,166.39

Finding the Fourth Proportional to 7,096.86, 10,645.29 and 2,166.39

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Solution

The fourth proportional to 7,096.86, 10,645.29 and 2,166.39 is: 3,249.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,096.86 : 10,645.29 = 2,166.39 : x
  2. Step 2: Convert to fraction form
    7,096.86/10,645.29 = 2,166.39/x
  3. Step 3: Cross multiply
    7,096.86x = 10,645.29 × 2,166.39
  4. Step 4: Simplify right side
    7,096.86x = 23,061,849.80
  5. Step 5: Solve for x
    x = 23,061,849.80/7,096.86
  6. Step 6: Final answer
    x = 3,249.59

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1.5x scale

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.