Home / 8,456.45-11,665.97-5,473.27

Finding the Fourth Proportional to 8,456.45, 11,665.97 and 5,473.27

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Solution

The fourth proportional to 8,456.45, 11,665.97 and 5,473.27 is: 7,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456.45 : 11,665.97 = 5,473.27 : x
  2. Step 2: Convert to fraction form
    8,456.45/11,665.97 = 5,473.27/x
  3. Step 3: Cross multiply
    8,456.45x = 11,665.97 × 5,473.27
  4. Step 4: Simplify right side
    8,456.45x = 63,851,042.15
  5. Step 5: Solve for x
    x = 63,851,042.15/8,456.45
  6. Step 6: Final answer
    x = 7,550.57

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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.