Home / 6,142.42-9,213.60-2,245.90

Finding the Fourth Proportional to 6,142.42, 9,213.60 and 2,245.90

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Solution

The fourth proportional to 6,142.42, 9,213.60 and 2,245.90 is: 3,368.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.42 : 9,213.60 = 2,245.90 : x
  2. Step 2: Convert to fraction form
    6,142.42/9,213.60 = 2,245.90/x
  3. Step 3: Cross multiply
    6,142.42x = 9,213.60 × 2,245.90
  4. Step 4: Simplify right side
    6,142.42x = 20,692,824.24
  5. Step 5: Solve for x
    x = 20,692,824.24/6,142.42
  6. Step 6: Final answer
    x = 3,368.84

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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.