Home / 6,957.96-10,420.38-3,833.16

Finding the Fourth Proportional to 6,957.96, 10,420.38 and 3,833.16

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Solution

The fourth proportional to 6,957.96, 10,420.38 and 3,833.16 is: 5,740.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,957.96 : 10,420.38 = 3,833.16 : x
  2. Step 2: Convert to fraction form
    6,957.96/10,420.38 = 3,833.16/x
  3. Step 3: Cross multiply
    6,957.96x = 10,420.38 × 3,833.16
  4. Step 4: Simplify right side
    6,957.96x = 39,942,983.80
  5. Step 5: Solve for x
    x = 39,942,983.80/6,957.96
  6. Step 6: Final answer
    x = 5,740.62

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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.