Home / 4,168.40-6,252.60-3,477.20

Finding the Fourth Proportional to 4,168.40, 6,252.60 and 3,477.20

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Solution

The fourth proportional to 4,168.40, 6,252.60 and 3,477.20 is: 5,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.40 : 6,252.60 = 3,477.20 : x
  2. Step 2: Convert to fraction form
    4,168.40/6,252.60 = 3,477.20/x
  3. Step 3: Cross multiply
    4,168.40x = 6,252.60 × 3,477.20
  4. Step 4: Simplify right side
    4,168.40x = 21,741,540.72
  5. Step 5: Solve for x
    x = 21,741,540.72/4,168.40
  6. Step 6: Final answer
    x = 5,215.80

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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.