Home / 4,361.40-6,542.10-2,611.80

Finding the Fourth Proportional to 4,361.40, 6,542.10 and 2,611.80

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Solution

The fourth proportional to 4,361.40, 6,542.10 and 2,611.80 is: 3,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.40 : 6,542.10 = 2,611.80 : x
  2. Step 2: Convert to fraction form
    4,361.40/6,542.10 = 2,611.80/x
  3. Step 3: Cross multiply
    4,361.40x = 6,542.10 × 2,611.80
  4. Step 4: Simplify right side
    4,361.40x = 17,086,656.78
  5. Step 5: Solve for x
    x = 17,086,656.78/4,361.40
  6. Step 6: Final answer
    x = 3,917.70

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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.