Home / 6,238.32-8,608.66-3,719.13

Finding the Fourth Proportional to 6,238.32, 8,608.66 and 3,719.13

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Solution

The fourth proportional to 6,238.32, 8,608.66 and 3,719.13 is: 5,132.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.32 : 8,608.66 = 3,719.13 : x
  2. Step 2: Convert to fraction form
    6,238.32/8,608.66 = 3,719.13/x
  3. Step 3: Cross multiply
    6,238.32x = 8,608.66 × 3,719.13
  4. Step 4: Simplify right side
    6,238.32x = 32,016,725.67
  5. Step 5: Solve for x
    x = 32,016,725.67/6,238.32
  6. Step 6: Final answer
    x = 5,132.27

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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.