Home / 8,230.42-11,359.08-4,872.97

Finding the Fourth Proportional to 8,230.42, 11,359.08 and 4,872.97

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Solution

The fourth proportional to 8,230.42, 11,359.08 and 4,872.97 is: 6,725.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.42 : 11,359.08 = 4,872.97 : x
  2. Step 2: Convert to fraction form
    8,230.42/11,359.08 = 4,872.97/x
  3. Step 3: Cross multiply
    8,230.42x = 11,359.08 × 4,872.97
  4. Step 4: Simplify right side
    8,230.42x = 55,352,456.07
  5. Step 5: Solve for x
    x = 55,352,456.07/8,230.42
  6. Step 6: Final answer
    x = 6,725.35

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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.