Home / 7,108.40-10,662.60-3,823.04

Finding the Fourth Proportional to 7,108.40, 10,662.60 and 3,823.04

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Solution

The fourth proportional to 7,108.40, 10,662.60 and 3,823.04 is: 5,734.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.40 : 10,662.60 = 3,823.04 : x
  2. Step 2: Convert to fraction form
    7,108.40/10,662.60 = 3,823.04/x
  3. Step 3: Cross multiply
    7,108.40x = 10,662.60 × 3,823.04
  4. Step 4: Simplify right side
    7,108.40x = 40,763,546.30
  5. Step 5: Solve for x
    x = 40,763,546.30/7,108.40
  6. Step 6: Final answer
    x = 5,734.56

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Similar ratio
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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.