Home / 4,489.15-6,200.58-3,168.75

Finding the Fourth Proportional to 4,489.15, 6,200.58 and 3,168.75

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Solution

The fourth proportional to 4,489.15, 6,200.58 and 3,168.75 is: 4,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.15 : 6,200.58 = 3,168.75 : x
  2. Step 2: Convert to fraction form
    4,489.15/6,200.58 = 3,168.75/x
  3. Step 3: Cross multiply
    4,489.15x = 6,200.58 × 3,168.75
  4. Step 4: Simplify right side
    4,489.15x = 19,648,056.87
  5. Step 5: Solve for x
    x = 19,648,056.87/4,489.15
  6. Step 6: Final answer
    x = 4,376.79

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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.