Home / 8,049.28-11,108.82-4,907.32

Finding the Fourth Proportional to 8,049.28, 11,108.82 and 4,907.32

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Solution

The fourth proportional to 8,049.28, 11,108.82 and 4,907.32 is: 6,772.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049.28 : 11,108.82 = 4,907.32 : x
  2. Step 2: Convert to fraction form
    8,049.28/11,108.82 = 4,907.32/x
  3. Step 3: Cross multiply
    8,049.28x = 11,108.82 × 4,907.32
  4. Step 4: Simplify right side
    8,049.28x = 54,514,534.56
  5. Step 5: Solve for x
    x = 54,514,534.56/8,049.28
  6. Step 6: Final answer
    x = 6,772.60

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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.