Home / 1,593.25-2,388.16-669.31

Finding the Fourth Proportional to 1,593.25, 2,388.16 and 669.31

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Solution

The fourth proportional to 1,593.25, 2,388.16 and 669.31 is: 1,003.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.25 : 2,388.16 = 669.31 : x
  2. Step 2: Convert to fraction form
    1,593.25/2,388.16 = 669.31/x
  3. Step 3: Cross multiply
    1,593.25x = 2,388.16 × 669.31
  4. Step 4: Simplify right side
    1,593.25x = 1,598,419.37
  5. Step 5: Solve for x
    x = 1,598,419.37/1,593.25
  6. Step 6: Final answer
    x = 1,003.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.