Home / 3,875.28-5,813.43-1,241.91

Finding the Fourth Proportional to 3,875.28, 5,813.43 and 1,241.91

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Solution

The fourth proportional to 3,875.28, 5,813.43 and 1,241.91 is: 1,863.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.28 : 5,813.43 = 1,241.91 : x
  2. Step 2: Convert to fraction form
    3,875.28/5,813.43 = 1,241.91/x
  3. Step 3: Cross multiply
    3,875.28x = 5,813.43 × 1,241.91
  4. Step 4: Simplify right side
    3,875.28x = 7,219,743.52
  5. Step 5: Solve for x
    x = 7,219,743.52/3,875.28
  6. Step 6: Final answer
    x = 1,863.03

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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.