Home / 3,328.16-4,992.24-1,591.52

Finding the Fourth Proportional to 3,328.16, 4,992.24 and 1,591.52

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Solution

The fourth proportional to 3,328.16, 4,992.24 and 1,591.52 is: 2,387.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.16 : 4,992.24 = 1,591.52 : x
  2. Step 2: Convert to fraction form
    3,328.16/4,992.24 = 1,591.52/x
  3. Step 3: Cross multiply
    3,328.16x = 4,992.24 × 1,591.52
  4. Step 4: Simplify right side
    3,328.16x = 7,945,224.84
  5. Step 5: Solve for x
    x = 7,945,224.84/3,328.16
  6. Step 6: Final answer
    x = 2,387.28

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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.