Home / 6,911.91-10,359.66-3,984.17

Finding the Fourth Proportional to 6,911.91, 10,359.66 and 3,984.17

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Solution

The fourth proportional to 6,911.91, 10,359.66 and 3,984.17 is: 5,971.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.91 : 10,359.66 = 3,984.17 : x
  2. Step 2: Convert to fraction form
    6,911.91/10,359.66 = 3,984.17/x
  3. Step 3: Cross multiply
    6,911.91x = 10,359.66 × 3,984.17
  4. Step 4: Simplify right side
    6,911.91x = 41,274,594.78
  5. Step 5: Solve for x
    x = 41,274,594.78/6,911.91
  6. Step 6: Final answer
    x = 5,971.52

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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.