Home / 5,553.36-7,663.86-3,195.51

Finding the Fourth Proportional to 5,553.36, 7,663.86 and 3,195.51

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Solution

The fourth proportional to 5,553.36, 7,663.86 and 3,195.51 is: 4,409.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.36 : 7,663.86 = 3,195.51 : x
  2. Step 2: Convert to fraction form
    5,553.36/7,663.86 = 3,195.51/x
  3. Step 3: Cross multiply
    5,553.36x = 7,663.86 × 3,195.51
  4. Step 4: Simplify right side
    5,553.36x = 24,489,941.27
  5. Step 5: Solve for x
    x = 24,489,941.27/5,553.36
  6. Step 6: Final answer
    x = 4,409.93

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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.