Home / 6,824.20-9,416.56-4,305.36

Finding the Fourth Proportional to 6,824.20, 9,416.56 and 4,305.36

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Solution

The fourth proportional to 6,824.20, 9,416.56 and 4,305.36 is: 5,940.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,824.20 : 9,416.56 = 4,305.36 : x
  2. Step 2: Convert to fraction form
    6,824.20/9,416.56 = 4,305.36/x
  3. Step 3: Cross multiply
    6,824.20x = 9,416.56 × 4,305.36
  4. Step 4: Simplify right side
    6,824.20x = 40,541,680.76
  5. Step 5: Solve for x
    x = 40,541,680.76/6,824.20
  6. Step 6: Final answer
    x = 5,940.87

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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.