Home / 6,740.08-10,111.22-2,122

Finding the Fourth Proportional to 6,740.08, 10,111.22 and 2,122

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Solution

The fourth proportional to 6,740.08, 10,111.22 and 2,122 is: 3,183.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.08 : 10,111.22 = 2,122 : x
  2. Step 2: Convert to fraction form
    6,740.08/10,111.22 = 2,122/x
  3. Step 3: Cross multiply
    6,740.08x = 10,111.22 × 2,122
  4. Step 4: Simplify right side
    6,740.08x = 21,456,008.84
  5. Step 5: Solve for x
    x = 21,456,008.84/6,740.08
  6. Step 6: Final answer
    x = 3,183.35

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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.