Home / 5,627.30-7,765.74-3,236.96

Finding the Fourth Proportional to 5,627.30, 7,765.74 and 3,236.96

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Solution

The fourth proportional to 5,627.30, 7,765.74 and 3,236.96 is: 4,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.30 : 7,765.74 = 3,236.96 : x
  2. Step 2: Convert to fraction form
    5,627.30/7,765.74 = 3,236.96/x
  3. Step 3: Cross multiply
    5,627.30x = 7,765.74 × 3,236.96
  4. Step 4: Simplify right side
    5,627.30x = 25,137,389.75
  5. Step 5: Solve for x
    x = 25,137,389.75/5,627.30
  6. Step 6: Final answer
    x = 4,467.04

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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.