Home / 5,203.99-7,181.20-2,965.85

Finding the Fourth Proportional to 5,203.99, 7,181.20 and 2,965.85

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Solution

The fourth proportional to 5,203.99, 7,181.20 and 2,965.85 is: 4,092.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.99 : 7,181.20 = 2,965.85 : x
  2. Step 2: Convert to fraction form
    5,203.99/7,181.20 = 2,965.85/x
  3. Step 3: Cross multiply
    5,203.99x = 7,181.20 × 2,965.85
  4. Step 4: Simplify right side
    5,203.99x = 21,298,356.75
  5. Step 5: Solve for x
    x = 21,298,356.75/5,203.99
  6. Step 6: Final answer
    x = 4,092.70

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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.