Home / 6,654.27-9,980.09-2,211.23

Finding the Fourth Proportional to 6,654.27, 9,980.09 and 2,211.23

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Solution

The fourth proportional to 6,654.27, 9,980.09 and 2,211.23 is: 3,316.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654.27 : 9,980.09 = 2,211.23 : x
  2. Step 2: Convert to fraction form
    6,654.27/9,980.09 = 2,211.23/x
  3. Step 3: Cross multiply
    6,654.27x = 9,980.09 × 2,211.23
  4. Step 4: Simplify right side
    6,654.27x = 22,068,309.04
  5. Step 5: Solve for x
    x = 22,068,309.04/6,654.27
  6. Step 6: Final answer
    x = 3,316.41

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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.