Home / 3,577.62-4,937.08-2,005.70

Finding the Fourth Proportional to 3,577.62, 4,937.08 and 2,005.70

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Solution

The fourth proportional to 3,577.62, 4,937.08 and 2,005.70 is: 2,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.62 : 4,937.08 = 2,005.70 : x
  2. Step 2: Convert to fraction form
    3,577.62/4,937.08 = 2,005.70/x
  3. Step 3: Cross multiply
    3,577.62x = 4,937.08 × 2,005.70
  4. Step 4: Simplify right side
    3,577.62x = 9,902,301.36
  5. Step 5: Solve for x
    x = 9,902,301.36/3,577.62
  6. Step 6: Final answer
    x = 2,767.85

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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.