Home / 4,361.60-6,542.40-4,145.60

Finding the Fourth Proportional to 4,361.60, 6,542.40 and 4,145.60

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Solution

The fourth proportional to 4,361.60, 6,542.40 and 4,145.60 is: 6,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.60 : 6,542.40 = 4,145.60 : x
  2. Step 2: Convert to fraction form
    4,361.60/6,542.40 = 4,145.60/x
  3. Step 3: Cross multiply
    4,361.60x = 6,542.40 × 4,145.60
  4. Step 4: Simplify right side
    4,361.60x = 27,122,173.44
  5. Step 5: Solve for x
    x = 27,122,173.44/4,361.60
  6. Step 6: Final answer
    x = 6,218.40

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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.