Home / 8,375.06-11,552.69-5,225.78

Finding the Fourth Proportional to 8,375.06, 11,552.69 and 5,225.78

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Solution

The fourth proportional to 8,375.06, 11,552.69 and 5,225.78 is: 7,208.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375.06 : 11,552.69 = 5,225.78 : x
  2. Step 2: Convert to fraction form
    8,375.06/11,552.69 = 5,225.78/x
  3. Step 3: Cross multiply
    8,375.06x = 11,552.69 × 5,225.78
  4. Step 4: Simplify right side
    8,375.06x = 60,371,816.35
  5. Step 5: Solve for x
    x = 60,371,816.35/8,375.06
  6. Step 6: Final answer
    x = 7,208.52

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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.