Home / 3,553.32-5,318.96-2,775.58

Finding the Fourth Proportional to 3,553.32, 5,318.96 and 2,775.58

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Solution

The fourth proportional to 3,553.32, 5,318.96 and 2,775.58 is: 4,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.32 : 5,318.96 = 2,775.58 : x
  2. Step 2: Convert to fraction form
    3,553.32/5,318.96 = 2,775.58/x
  3. Step 3: Cross multiply
    3,553.32x = 5,318.96 × 2,775.58
  4. Step 4: Simplify right side
    3,553.32x = 14,763,199.00
  5. Step 5: Solve for x
    x = 14,763,199.00/3,553.32
  6. Step 6: Final answer
    x = 4,154.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.