Home / 4,157.60-6,228.84-2,420.96

Finding the Fourth Proportional to 4,157.60, 6,228.84 and 2,420.96

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Solution

The fourth proportional to 4,157.60, 6,228.84 and 2,420.96 is: 3,627.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.60 : 6,228.84 = 2,420.96 : x
  2. Step 2: Convert to fraction form
    4,157.60/6,228.84 = 2,420.96/x
  3. Step 3: Cross multiply
    4,157.60x = 6,228.84 × 2,420.96
  4. Step 4: Simplify right side
    4,157.60x = 15,079,772.49
  5. Step 5: Solve for x
    x = 15,079,772.49/4,157.60
  6. Step 6: Final answer
    x = 3,627.04

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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.