Home / 3,330.52-4,992.90-1,600.36

Finding the Fourth Proportional to 3,330.52, 4,992.90 and 1,600.36

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Solution

The fourth proportional to 3,330.52, 4,992.90 and 1,600.36 is: 2,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.52 : 4,992.90 = 1,600.36 : x
  2. Step 2: Convert to fraction form
    3,330.52/4,992.90 = 1,600.36/x
  3. Step 3: Cross multiply
    3,330.52x = 4,992.90 × 1,600.36
  4. Step 4: Simplify right side
    3,330.52x = 7,990,437.44
  5. Step 5: Solve for x
    x = 7,990,437.44/3,330.52
  6. Step 6: Final answer
    x = 2,399.16

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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.