Home / 3,977.58-5,967.59-1,382.34

Finding the Fourth Proportional to 3,977.58, 5,967.59 and 1,382.34

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Solution

The fourth proportional to 3,977.58, 5,967.59 and 1,382.34 is: 2,073.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977.58 : 5,967.59 = 1,382.34 : x
  2. Step 2: Convert to fraction form
    3,977.58/5,967.59 = 1,382.34/x
  3. Step 3: Cross multiply
    3,977.58x = 5,967.59 × 1,382.34
  4. Step 4: Simplify right side
    3,977.58x = 8,249,231.45
  5. Step 5: Solve for x
    x = 8,249,231.45/3,977.58
  6. Step 6: Final answer
    x = 2,073.93

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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.