Home / 7,066.92-10,600.34-1,872.75

Finding the Fourth Proportional to 7,066.92, 10,600.34 and 1,872.75

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Solution

The fourth proportional to 7,066.92, 10,600.34 and 1,872.75 is: 2,809.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,066.92 : 10,600.34 = 1,872.75 : x
  2. Step 2: Convert to fraction form
    7,066.92/10,600.34 = 1,872.75/x
  3. Step 3: Cross multiply
    7,066.92x = 10,600.34 × 1,872.75
  4. Step 4: Simplify right side
    7,066.92x = 19,851,777.37
  5. Step 5: Solve for x
    x = 19,851,777.37/7,066.92
  6. Step 6: Final answer
    x = 2,809.11

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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.