Home / 5,961.80-8,226.77-3,309.46

Finding the Fourth Proportional to 5,961.80, 8,226.77 and 3,309.46

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Solution

The fourth proportional to 5,961.80, 8,226.77 and 3,309.46 is: 4,566.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.80 : 8,226.77 = 3,309.46 : x
  2. Step 2: Convert to fraction form
    5,961.80/8,226.77 = 3,309.46/x
  3. Step 3: Cross multiply
    5,961.80x = 8,226.77 × 3,309.46
  4. Step 4: Simplify right side
    5,961.80x = 27,226,129.13
  5. Step 5: Solve for x
    x = 27,226,129.13/5,961.80
  6. Step 6: Final answer
    x = 4,566.76

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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.