Home / 11,542.28-17,317.54-3,751.12

Finding the Fourth Proportional to 11,542.28, 17,317.54 and 3,751.12

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Solution

The fourth proportional to 11,542.28, 17,317.54 and 3,751.12 is: 5,628.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,542.28 : 17,317.54 = 3,751.12 : x
  2. Step 2: Convert to fraction form
    11,542.28/17,317.54 = 3,751.12/x
  3. Step 3: Cross multiply
    11,542.28x = 17,317.54 × 3,751.12
  4. Step 4: Simplify right side
    11,542.28x = 64,960,170.64
  5. Step 5: Solve for x
    x = 64,960,170.64/11,542.28
  6. Step 6: Final answer
    x = 5,628.02

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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.