Home / 3,215.89-4,824.05-1,241.54

Finding the Fourth Proportional to 3,215.89, 4,824.05 and 1,241.54

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Solution

The fourth proportional to 3,215.89, 4,824.05 and 1,241.54 is: 1,862.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.89 : 4,824.05 = 1,241.54 : x
  2. Step 2: Convert to fraction form
    3,215.89/4,824.05 = 1,241.54/x
  3. Step 3: Cross multiply
    3,215.89x = 4,824.05 × 1,241.54
  4. Step 4: Simplify right side
    3,215.89x = 5,989,228.72
  5. Step 5: Solve for x
    x = 5,989,228.72/3,215.89
  6. Step 6: Final answer
    x = 1,862.39

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1.5x scale

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.