Home / 8,063.25-11,127.75-5,369.79

Finding the Fourth Proportional to 8,063.25, 11,127.75 and 5,369.79

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Solution

The fourth proportional to 8,063.25, 11,127.75 and 5,369.79 is: 7,410.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.25 : 11,127.75 = 5,369.79 : x
  2. Step 2: Convert to fraction form
    8,063.25/11,127.75 = 5,369.79/x
  3. Step 3: Cross multiply
    8,063.25x = 11,127.75 × 5,369.79
  4. Step 4: Simplify right side
    8,063.25x = 59,753,702.26
  5. Step 5: Solve for x
    x = 59,753,702.26/8,063.25
  6. Step 6: Final answer
    x = 7,410.63

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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.