Home / 3,193.81-4,407.45-1,867.52

Finding the Fourth Proportional to 3,193.81, 4,407.45 and 1,867.52

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Solution

The fourth proportional to 3,193.81, 4,407.45 and 1,867.52 is: 2,577.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.81 : 4,407.45 = 1,867.52 : x
  2. Step 2: Convert to fraction form
    3,193.81/4,407.45 = 1,867.52/x
  3. Step 3: Cross multiply
    3,193.81x = 4,407.45 × 1,867.52
  4. Step 4: Simplify right side
    3,193.81x = 8,231,001.02
  5. Step 5: Solve for x
    x = 8,231,001.02/3,193.81
  6. Step 6: Final answer
    x = 2,577.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.