Home / 3,003.29-4,505.37-923.47

Finding the Fourth Proportional to 3,003.29, 4,505.37 and 923.47

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Solution

The fourth proportional to 3,003.29, 4,505.37 and 923.47 is: 1,385.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.29 : 4,505.37 = 923.47 : x
  2. Step 2: Convert to fraction form
    3,003.29/4,505.37 = 923.47/x
  3. Step 3: Cross multiply
    3,003.29x = 4,505.37 × 923.47
  4. Step 4: Simplify right side
    3,003.29x = 4,160,586.48
  5. Step 5: Solve for x
    x = 4,160,586.48/3,003.29
  6. Step 6: Final answer
    x = 1,385.34

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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.