Home / 5,553.05-7,663.29-3,314.48

Finding the Fourth Proportional to 5,553.05, 7,663.29 and 3,314.48

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Solution

The fourth proportional to 5,553.05, 7,663.29 and 3,314.48 is: 4,574.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.05 : 7,663.29 = 3,314.48 : x
  2. Step 2: Convert to fraction form
    5,553.05/7,663.29 = 3,314.48/x
  3. Step 3: Cross multiply
    5,553.05x = 7,663.29 × 3,314.48
  4. Step 4: Simplify right side
    5,553.05x = 25,399,783.12
  5. Step 5: Solve for x
    x = 25,399,783.12/5,553.05
  6. Step 6: Final answer
    x = 4,574.03

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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.