Home / 6,212.25-8,572.91-3,417.75

Finding the Fourth Proportional to 6,212.25, 8,572.91 and 3,417.75

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Solution

The fourth proportional to 6,212.25, 8,572.91 and 3,417.75 is: 4,716.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.25 : 8,572.91 = 3,417.75 : x
  2. Step 2: Convert to fraction form
    6,212.25/8,572.91 = 3,417.75/x
  3. Step 3: Cross multiply
    6,212.25x = 8,572.91 × 3,417.75
  4. Step 4: Simplify right side
    6,212.25x = 29,300,046.06
  5. Step 5: Solve for x
    x = 29,300,046.06/6,212.25
  6. Step 6: Final answer
    x = 4,716.50

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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.