Home / 3,305.33-4,557.62-2,108.72

Finding the Fourth Proportional to 3,305.33, 4,557.62 and 2,108.72

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Solution

The fourth proportional to 3,305.33, 4,557.62 and 2,108.72 is: 2,907.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.33 : 4,557.62 = 2,108.72 : x
  2. Step 2: Convert to fraction form
    3,305.33/4,557.62 = 2,108.72/x
  3. Step 3: Cross multiply
    3,305.33x = 4,557.62 × 2,108.72
  4. Step 4: Simplify right side
    3,305.33x = 9,610,711.11
  5. Step 5: Solve for x
    x = 9,610,711.11/3,305.33
  6. Step 6: Final answer
    x = 2,907.64

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Double scale
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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.