Home / 3,973.11-5,952.39-1,860.86

Finding the Fourth Proportional to 3,973.11, 5,952.39 and 1,860.86

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Solution

The fourth proportional to 3,973.11, 5,952.39 and 1,860.86 is: 2,787.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.11 : 5,952.39 = 1,860.86 : x
  2. Step 2: Convert to fraction form
    3,973.11/5,952.39 = 1,860.86/x
  3. Step 3: Cross multiply
    3,973.11x = 5,952.39 × 1,860.86
  4. Step 4: Simplify right side
    3,973.11x = 11,076,534.69
  5. Step 5: Solve for x
    x = 11,076,534.69/3,973.11
  6. Step 6: Final answer
    x = 2,787.88

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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.