Home / 6,220.87-9,332.21-2,272.32

Finding the Fourth Proportional to 6,220.87, 9,332.21 and 2,272.32

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Solution

The fourth proportional to 6,220.87, 9,332.21 and 2,272.32 is: 3,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.87 : 9,332.21 = 2,272.32 : x
  2. Step 2: Convert to fraction form
    6,220.87/9,332.21 = 2,272.32/x
  3. Step 3: Cross multiply
    6,220.87x = 9,332.21 × 2,272.32
  4. Step 4: Simplify right side
    6,220.87x = 21,205,773.11
  5. Step 5: Solve for x
    x = 21,205,773.11/6,220.87
  6. Step 6: Final answer
    x = 3,408.81

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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.