Home / 3,355.73-4,631.13-2,029.49

Finding the Fourth Proportional to 3,355.73, 4,631.13 and 2,029.49

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Solution

The fourth proportional to 3,355.73, 4,631.13 and 2,029.49 is: 2,800.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.73 : 4,631.13 = 2,029.49 : x
  2. Step 2: Convert to fraction form
    3,355.73/4,631.13 = 2,029.49/x
  3. Step 3: Cross multiply
    3,355.73x = 4,631.13 × 2,029.49
  4. Step 4: Simplify right side
    3,355.73x = 9,398,832.02
  5. Step 5: Solve for x
    x = 9,398,832.02/3,355.73
  6. Step 6: Final answer
    x = 2,800.83

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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.