Home / 3,361.48-5,042.22-2,681.80

Finding the Fourth Proportional to 3,361.48, 5,042.22 and 2,681.80

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Solution

The fourth proportional to 3,361.48, 5,042.22 and 2,681.80 is: 4,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.48 : 5,042.22 = 2,681.80 : x
  2. Step 2: Convert to fraction form
    3,361.48/5,042.22 = 2,681.80/x
  3. Step 3: Cross multiply
    3,361.48x = 5,042.22 × 2,681.80
  4. Step 4: Simplify right side
    3,361.48x = 13,522,225.60
  5. Step 5: Solve for x
    x = 13,522,225.60/3,361.48
  6. Step 6: Final answer
    x = 4,022.70

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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.