Home / 3,568.40-4,924.48-1,996.48

Finding the Fourth Proportional to 3,568.40, 4,924.48 and 1,996.48

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Solution

The fourth proportional to 3,568.40, 4,924.48 and 1,996.48 is: 2,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.40 : 4,924.48 = 1,996.48 : x
  2. Step 2: Convert to fraction form
    3,568.40/4,924.48 = 1,996.48/x
  3. Step 3: Cross multiply
    3,568.40x = 4,924.48 × 1,996.48
  4. Step 4: Simplify right side
    3,568.40x = 9,831,625.83
  5. Step 5: Solve for x
    x = 9,831,625.83/3,568.40
  6. Step 6: Final answer
    x = 2,755.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.