Home / 3,272.73-4,909.29-1,608.45

Finding the Fourth Proportional to 3,272.73, 4,909.29 and 1,608.45

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Solution

The fourth proportional to 3,272.73, 4,909.29 and 1,608.45 is: 2,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.73 : 4,909.29 = 1,608.45 : x
  2. Step 2: Convert to fraction form
    3,272.73/4,909.29 = 1,608.45/x
  3. Step 3: Cross multiply
    3,272.73x = 4,909.29 × 1,608.45
  4. Step 4: Simplify right side
    3,272.73x = 7,896,347.50
  5. Step 5: Solve for x
    x = 7,896,347.50/3,272.73
  6. Step 6: Final answer
    x = 2,412.77

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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.