Home / 3,546.99-4,894.83-2,221.47

Finding the Fourth Proportional to 3,546.99, 4,894.83 and 2,221.47

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Solution

The fourth proportional to 3,546.99, 4,894.83 and 2,221.47 is: 3,065.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.99 : 4,894.83 = 2,221.47 : x
  2. Step 2: Convert to fraction form
    3,546.99/4,894.83 = 2,221.47/x
  3. Step 3: Cross multiply
    3,546.99x = 4,894.83 × 2,221.47
  4. Step 4: Simplify right side
    3,546.99x = 10,873,718.00
  5. Step 5: Solve for x
    x = 10,873,718.00/3,546.99
  6. Step 6: Final answer
    x = 3,065.62

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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.