Home / 10,328.37-15,489.45-2,933.43

Finding the Fourth Proportional to 10,328.37, 15,489.45 and 2,933.43

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Solution

The fourth proportional to 10,328.37, 15,489.45 and 2,933.43 is: 4,399.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.37 : 15,489.45 = 2,933.43 : x
  2. Step 2: Convert to fraction form
    10,328.37/15,489.45 = 2,933.43/x
  3. Step 3: Cross multiply
    10,328.37x = 15,489.45 × 2,933.43
  4. Step 4: Simplify right side
    10,328.37x = 45,437,217.31
  5. Step 5: Solve for x
    x = 45,437,217.31/10,328.37
  6. Step 6: Final answer
    x = 4,399.26

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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.