Home / 4,134.96-6,191.35-3,478.86

Finding the Fourth Proportional to 4,134.96, 6,191.35 and 3,478.86

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Solution

The fourth proportional to 4,134.96, 6,191.35 and 3,478.86 is: 5,208.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.96 : 6,191.35 = 3,478.86 : x
  2. Step 2: Convert to fraction form
    4,134.96/6,191.35 = 3,478.86/x
  3. Step 3: Cross multiply
    4,134.96x = 6,191.35 × 3,478.86
  4. Step 4: Simplify right side
    4,134.96x = 21,538,831.16
  5. Step 5: Solve for x
    x = 21,538,831.16/4,134.96
  6. Step 6: Final answer
    x = 5,208.96

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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.