Home / 6,128.16-9,194.40-2,232.96

Finding the Fourth Proportional to 6,128.16, 9,194.40 and 2,232.96

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Solution

The fourth proportional to 6,128.16, 9,194.40 and 2,232.96 is: 3,350.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.16 : 9,194.40 = 2,232.96 : x
  2. Step 2: Convert to fraction form
    6,128.16/9,194.40 = 2,232.96/x
  3. Step 3: Cross multiply
    6,128.16x = 9,194.40 × 2,232.96
  4. Step 4: Simplify right side
    6,128.16x = 20,530,727.42
  5. Step 5: Solve for x
    x = 20,530,727.42/6,128.16
  6. Step 6: Final answer
    x = 3,350.23

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1.5x scale

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.