Home / 3,577.68-4,936.04-2,005.46

Finding the Fourth Proportional to 3,577.68, 4,936.04 and 2,005.46

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Solution

The fourth proportional to 3,577.68, 4,936.04 and 2,005.46 is: 2,766.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.68 : 4,936.04 = 2,005.46 : x
  2. Step 2: Convert to fraction form
    3,577.68/4,936.04 = 2,005.46/x
  3. Step 3: Cross multiply
    3,577.68x = 4,936.04 × 2,005.46
  4. Step 4: Simplify right side
    3,577.68x = 9,899,030.78
  5. Step 5: Solve for x
    x = 9,899,030.78/3,577.68
  6. Step 6: Final answer
    x = 2,766.89

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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.