Home / 3,577.32-4,936.73-2,005.31

Finding the Fourth Proportional to 3,577.32, 4,936.73 and 2,005.31

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Solution

The fourth proportional to 3,577.32, 4,936.73 and 2,005.31 is: 2,767.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.32 : 4,936.73 = 2,005.31 : x
  2. Step 2: Convert to fraction form
    3,577.32/4,936.73 = 2,005.31/x
  3. Step 3: Cross multiply
    3,577.32x = 4,936.73 × 2,005.31
  4. Step 4: Simplify right side
    3,577.32x = 9,899,676.35
  5. Step 5: Solve for x
    x = 9,899,676.35/3,577.32
  6. Step 6: Final answer
    x = 2,767.34

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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.