Home / 6,740.01-10,112.85-3,231.90

Finding the Fourth Proportional to 6,740.01, 10,112.85 and 3,231.90

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Solution

The fourth proportional to 6,740.01, 10,112.85 and 3,231.90 is: 4,849.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.01 : 10,112.85 = 3,231.90 : x
  2. Step 2: Convert to fraction form
    6,740.01/10,112.85 = 3,231.90/x
  3. Step 3: Cross multiply
    6,740.01x = 10,112.85 × 3,231.90
  4. Step 4: Simplify right side
    6,740.01x = 32,683,719.92
  5. Step 5: Solve for x
    x = 32,683,719.92/6,740.01
  6. Step 6: Final answer
    x = 4,849.21

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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.