Home / 6,606.52-9,116.64-3,622.20

Finding the Fourth Proportional to 6,606.52, 9,116.64 and 3,622.20

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Solution

The fourth proportional to 6,606.52, 9,116.64 and 3,622.20 is: 4,998.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.52 : 9,116.64 = 3,622.20 : x
  2. Step 2: Convert to fraction form
    6,606.52/9,116.64 = 3,622.20/x
  3. Step 3: Cross multiply
    6,606.52x = 9,116.64 × 3,622.20
  4. Step 4: Simplify right side
    6,606.52x = 33,022,293.41
  5. Step 5: Solve for x
    x = 33,022,293.41/6,606.52
  6. Step 6: Final answer
    x = 4,998.44

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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.