Home / 5,203.20-7,181.07-2,965.88

Finding the Fourth Proportional to 5,203.20, 7,181.07 and 2,965.88

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Solution

The fourth proportional to 5,203.20, 7,181.07 and 2,965.88 is: 4,093.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.20 : 7,181.07 = 2,965.88 : x
  2. Step 2: Convert to fraction form
    5,203.20/7,181.07 = 2,965.88/x
  3. Step 3: Cross multiply
    5,203.20x = 7,181.07 × 2,965.88
  4. Step 4: Simplify right side
    5,203.20x = 21,298,191.89
  5. Step 5: Solve for x
    x = 21,298,191.89/5,203.20
  6. Step 6: Final answer
    x = 4,093.29

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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.