Home / 11,090.65-16,634.08-5,538.10

Finding the Fourth Proportional to 11,090.65, 16,634.08 and 5,538.10

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Solution

The fourth proportional to 11,090.65, 16,634.08 and 5,538.10 is: 8,306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.65 : 16,634.08 = 5,538.10 : x
  2. Step 2: Convert to fraction form
    11,090.65/16,634.08 = 5,538.10/x
  3. Step 3: Cross multiply
    11,090.65x = 16,634.08 × 5,538.10
  4. Step 4: Simplify right side
    11,090.65x = 92,121,198.45
  5. Step 5: Solve for x
    x = 92,121,198.45/11,090.65
  6. Step 6: Final answer
    x = 8,306.20

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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.