Home / 11,489.02-17,231.52-3,167.03

Finding the Fourth Proportional to 11,489.02, 17,231.52 and 3,167.03

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Solution

The fourth proportional to 11,489.02, 17,231.52 and 3,167.03 is: 4,749.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,489.02 : 17,231.52 = 3,167.03 : x
  2. Step 2: Convert to fraction form
    11,489.02/17,231.52 = 3,167.03/x
  3. Step 3: Cross multiply
    11,489.02x = 17,231.52 × 3,167.03
  4. Step 4: Simplify right side
    11,489.02x = 54,572,740.79
  5. Step 5: Solve for x
    x = 54,572,740.79/11,489.02
  6. Step 6: Final answer
    x = 4,749.99

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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.