Home / 5,250.44-7,245.90-3,012.30

Finding the Fourth Proportional to 5,250.44, 7,245.90 and 3,012.30

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Solution

The fourth proportional to 5,250.44, 7,245.90 and 3,012.30 is: 4,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.44 : 7,245.90 = 3,012.30 : x
  2. Step 2: Convert to fraction form
    5,250.44/7,245.90 = 3,012.30/x
  3. Step 3: Cross multiply
    5,250.44x = 7,245.90 × 3,012.30
  4. Step 4: Simplify right side
    5,250.44x = 21,826,824.57
  5. Step 5: Solve for x
    x = 21,826,824.57/5,250.44
  6. Step 6: Final answer
    x = 4,157.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.