Home / 5,470.86-8,206.78-3,293.42

Finding the Fourth Proportional to 5,470.86, 8,206.78 and 3,293.42

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Solution

The fourth proportional to 5,470.86, 8,206.78 and 3,293.42 is: 4,940.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.86 : 8,206.78 = 3,293.42 : x
  2. Step 2: Convert to fraction form
    5,470.86/8,206.78 = 3,293.42/x
  3. Step 3: Cross multiply
    5,470.86x = 8,206.78 × 3,293.42
  4. Step 4: Simplify right side
    5,470.86x = 27,028,373.39
  5. Step 5: Solve for x
    x = 27,028,373.39/5,470.86
  6. Step 6: Final answer
    x = 4,940.42

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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.