Home / 4,932.36-7,398.92-1,645.45

Finding the Fourth Proportional to 4,932.36, 7,398.92 and 1,645.45

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Solution

The fourth proportional to 4,932.36, 7,398.92 and 1,645.45 is: 2,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.36 : 7,398.92 = 1,645.45 : x
  2. Step 2: Convert to fraction form
    4,932.36/7,398.92 = 1,645.45/x
  3. Step 3: Cross multiply
    4,932.36x = 7,398.92 × 1,645.45
  4. Step 4: Simplify right side
    4,932.36x = 12,174,552.91
  5. Step 5: Solve for x
    x = 12,174,552.91/4,932.36
  6. Step 6: Final answer
    x = 2,468.30

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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.