Home / 3,575.64-4,935.72-3,201.96

Finding the Fourth Proportional to 3,575.64, 4,935.72 and 3,201.96

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Solution

The fourth proportional to 3,575.64, 4,935.72 and 3,201.96 is: 4,419.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.64 : 4,935.72 = 3,201.96 : x
  2. Step 2: Convert to fraction form
    3,575.64/4,935.72 = 3,201.96/x
  3. Step 3: Cross multiply
    3,575.64x = 4,935.72 × 3,201.96
  4. Step 4: Simplify right side
    3,575.64x = 15,803,978.01
  5. Step 5: Solve for x
    x = 15,803,978.01/3,575.64
  6. Step 6: Final answer
    x = 4,419.90

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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.