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Finding the Fourth Proportional to 3,362.50, 4,640.24 and 1,965.24

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Solution

The fourth proportional to 3,362.50, 4,640.24 and 1,965.24 is: 2,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.50 : 4,640.24 = 1,965.24 : x
  2. Step 2: Convert to fraction form
    3,362.50/4,640.24 = 1,965.24/x
  3. Step 3: Cross multiply
    3,362.50x = 4,640.24 × 1,965.24
  4. Step 4: Simplify right side
    3,362.50x = 9,119,185.26
  5. Step 5: Solve for x
    x = 9,119,185.26/3,362.50
  6. Step 6: Final answer
    x = 2,712.03

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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.