Home / 3,218.03-4,799.99-2,922.74

Finding the Fourth Proportional to 3,218.03, 4,799.99 and 2,922.74

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Solution

The fourth proportional to 3,218.03, 4,799.99 and 2,922.74 is: 4,359.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218.03 : 4,799.99 = 2,922.74 : x
  2. Step 2: Convert to fraction form
    3,218.03/4,799.99 = 2,922.74/x
  3. Step 3: Cross multiply
    3,218.03x = 4,799.99 × 2,922.74
  4. Step 4: Simplify right side
    3,218.03x = 14,029,122.77
  5. Step 5: Solve for x
    x = 14,029,122.77/3,218.03
  6. Step 6: Final answer
    x = 4,359.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.