Home / 4,168.40-6,252.60-2,219.60

Finding the Fourth Proportional to 4,168.40, 6,252.60 and 2,219.60

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Solution

The fourth proportional to 4,168.40, 6,252.60 and 2,219.60 is: 3,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.40 : 6,252.60 = 2,219.60 : x
  2. Step 2: Convert to fraction form
    4,168.40/6,252.60 = 2,219.60/x
  3. Step 3: Cross multiply
    4,168.40x = 6,252.60 × 2,219.60
  4. Step 4: Simplify right side
    4,168.40x = 13,878,270.96
  5. Step 5: Solve for x
    x = 13,878,270.96/4,168.40
  6. Step 6: Final answer
    x = 3,329.40

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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.