Home / 6,646.09-9,966.94-2,202.74

Finding the Fourth Proportional to 6,646.09, 9,966.94 and 2,202.74

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Solution

The fourth proportional to 6,646.09, 9,966.94 and 2,202.74 is: 3,303.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646.09 : 9,966.94 = 2,202.74 : x
  2. Step 2: Convert to fraction form
    6,646.09/9,966.94 = 2,202.74/x
  3. Step 3: Cross multiply
    6,646.09x = 9,966.94 × 2,202.74
  4. Step 4: Simplify right side
    6,646.09x = 21,954,577.42
  5. Step 5: Solve for x
    x = 21,954,577.42/6,646.09
  6. Step 6: Final answer
    x = 3,303.38

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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.