Home / 4,184.60-6,276.90-3,781.40

Finding the Fourth Proportional to 4,184.60, 6,276.90 and 3,781.40

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Solution

The fourth proportional to 4,184.60, 6,276.90 and 3,781.40 is: 5,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.60 : 6,276.90 = 3,781.40 : x
  2. Step 2: Convert to fraction form
    4,184.60/6,276.90 = 3,781.40/x
  3. Step 3: Cross multiply
    4,184.60x = 6,276.90 × 3,781.40
  4. Step 4: Simplify right side
    4,184.60x = 23,735,469.66
  5. Step 5: Solve for x
    x = 23,735,469.66/4,184.60
  6. Step 6: Final answer
    x = 5,672.10

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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.