Home / 3,261.87-4,893.21-1,875.96

Finding the Fourth Proportional to 3,261.87, 4,893.21 and 1,875.96

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Solution

The fourth proportional to 3,261.87, 4,893.21 and 1,875.96 is: 2,814.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.87 : 4,893.21 = 1,875.96 : x
  2. Step 2: Convert to fraction form
    3,261.87/4,893.21 = 1,875.96/x
  3. Step 3: Cross multiply
    3,261.87x = 4,893.21 × 1,875.96
  4. Step 4: Simplify right side
    3,261.87x = 9,179,466.23
  5. Step 5: Solve for x
    x = 9,179,466.23/3,261.87
  6. Step 6: Final answer
    x = 2,814.17

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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.