Home / 5,552.44-7,663.62-3,784.75

Finding the Fourth Proportional to 5,552.44, 7,663.62 and 3,784.75

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Solution

The fourth proportional to 5,552.44, 7,663.62 and 3,784.75 is: 5,223.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.44 : 7,663.62 = 3,784.75 : x
  2. Step 2: Convert to fraction form
    5,552.44/7,663.62 = 3,784.75/x
  3. Step 3: Cross multiply
    5,552.44x = 7,663.62 × 3,784.75
  4. Step 4: Simplify right side
    5,552.44x = 29,004,885.80
  5. Step 5: Solve for x
    x = 29,004,885.80/5,552.44
  6. Step 6: Final answer
    x = 5,223.81

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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.