Home / 6,222.72-9,335.36-4,275.84

Finding the Fourth Proportional to 6,222.72, 9,335.36 and 4,275.84

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Solution

The fourth proportional to 6,222.72, 9,335.36 and 4,275.84 is: 6,414.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.72 : 9,335.36 = 4,275.84 : x
  2. Step 2: Convert to fraction form
    6,222.72/9,335.36 = 4,275.84/x
  3. Step 3: Cross multiply
    6,222.72x = 9,335.36 × 4,275.84
  4. Step 4: Simplify right side
    6,222.72x = 39,916,505.70
  5. Step 5: Solve for x
    x = 39,916,505.70/6,222.72
  6. Step 6: Final answer
    x = 6,414.64

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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.