Home / 6,682.13-9,215.20-5,737.60

Finding the Fourth Proportional to 6,682.13, 9,215.20 and 5,737.60

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Solution

The fourth proportional to 6,682.13, 9,215.20 and 5,737.60 is: 7,912.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,682.13 : 9,215.20 = 5,737.60 : x
  2. Step 2: Convert to fraction form
    6,682.13/9,215.20 = 5,737.60/x
  3. Step 3: Cross multiply
    6,682.13x = 9,215.20 × 5,737.60
  4. Step 4: Simplify right side
    6,682.13x = 52,873,150.21
  5. Step 5: Solve for x
    x = 52,873,150.21/6,682.13
  6. Step 6: Final answer
    x = 7,912.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.