Home / 6,606.60-9,117.11-3,622.37

Finding the Fourth Proportional to 6,606.60, 9,117.11 and 3,622.37

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Solution

The fourth proportional to 6,606.60, 9,117.11 and 3,622.37 is: 4,998.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.60 : 9,117.11 = 3,622.37 : x
  2. Step 2: Convert to fraction form
    6,606.60/9,117.11 = 3,622.37/x
  3. Step 3: Cross multiply
    6,606.60x = 9,117.11 × 3,622.37
  4. Step 4: Simplify right side
    6,606.60x = 33,025,577.60
  5. Step 5: Solve for x
    x = 33,025,577.60/6,606.60
  6. Step 6: Final answer
    x = 4,998.88

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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.