Home / 3,577.32-4,937.16-2,005.50

Finding the Fourth Proportional to 3,577.32, 4,937.16 and 2,005.50

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Solution

The fourth proportional to 3,577.32, 4,937.16 and 2,005.50 is: 2,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.32 : 4,937.16 = 2,005.50 : x
  2. Step 2: Convert to fraction form
    3,577.32/4,937.16 = 2,005.50/x
  3. Step 3: Cross multiply
    3,577.32x = 4,937.16 × 2,005.50
  4. Step 4: Simplify right side
    3,577.32x = 9,901,474.38
  5. Step 5: Solve for x
    x = 9,901,474.38/3,577.32
  6. Step 6: Final answer
    x = 2,767.85

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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.