Home / 3,300.68-4,553.21-2,458.69

Finding the Fourth Proportional to 3,300.68, 4,553.21 and 2,458.69

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Solution

The fourth proportional to 3,300.68, 4,553.21 and 2,458.69 is: 3,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.68 : 4,553.21 = 2,458.69 : x
  2. Step 2: Convert to fraction form
    3,300.68/4,553.21 = 2,458.69/x
  3. Step 3: Cross multiply
    3,300.68x = 4,553.21 × 2,458.69
  4. Step 4: Simplify right side
    3,300.68x = 11,194,926.66
  5. Step 5: Solve for x
    x = 11,194,926.66/3,300.68
  6. Step 6: Final answer
    x = 3,391.70

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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.