Home / 6,550.50-9,823.35-2,166.66

Finding the Fourth Proportional to 6,550.50, 9,823.35 and 2,166.66

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Solution

The fourth proportional to 6,550.50, 9,823.35 and 2,166.66 is: 3,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550.50 : 9,823.35 = 2,166.66 : x
  2. Step 2: Convert to fraction form
    6,550.50/9,823.35 = 2,166.66/x
  3. Step 3: Cross multiply
    6,550.50x = 9,823.35 × 2,166.66
  4. Step 4: Simplify right side
    6,550.50x = 21,283,859.51
  5. Step 5: Solve for x
    x = 21,283,859.51/6,550.50
  6. Step 6: Final answer
    x = 3,249.20

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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.