Home / 6,781.24-9,358.13-3,797.12

Finding the Fourth Proportional to 6,781.24, 9,358.13 and 3,797.12

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Solution

The fourth proportional to 6,781.24, 9,358.13 and 3,797.12 is: 5,240.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781.24 : 9,358.13 = 3,797.12 : x
  2. Step 2: Convert to fraction form
    6,781.24/9,358.13 = 3,797.12/x
  3. Step 3: Cross multiply
    6,781.24x = 9,358.13 × 3,797.12
  4. Step 4: Simplify right side
    6,781.24x = 35,533,975.47
  5. Step 5: Solve for x
    x = 35,533,975.47/6,781.24
  6. Step 6: Final answer
    x = 5,240.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.