Home / 6,606.06-9,909.95-2,162.19

Finding the Fourth Proportional to 6,606.06, 9,909.95 and 2,162.19

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Solution

The fourth proportional to 6,606.06, 9,909.95 and 2,162.19 is: 3,243.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.06 : 9,909.95 = 2,162.19 : x
  2. Step 2: Convert to fraction form
    6,606.06/9,909.95 = 2,162.19/x
  3. Step 3: Cross multiply
    6,606.06x = 9,909.95 × 2,162.19
  4. Step 4: Simplify right side
    6,606.06x = 21,427,221.14
  5. Step 5: Solve for x
    x = 21,427,221.14/6,606.06
  6. Step 6: Final answer
    x = 3,243.57

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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.