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Finding the Fourth Proportional to 5,323.49, 7,346.41 and 2,965.63

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Solution

The fourth proportional to 5,323.49, 7,346.41 and 2,965.63 is: 4,092.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.49 : 7,346.41 = 2,965.63 : x
  2. Step 2: Convert to fraction form
    5,323.49/7,346.41 = 2,965.63/x
  3. Step 3: Cross multiply
    5,323.49x = 7,346.41 × 2,965.63
  4. Step 4: Simplify right side
    5,323.49x = 21,786,738.56
  5. Step 5: Solve for x
    x = 21,786,738.56/5,323.49
  6. Step 6: Final answer
    x = 4,092.57

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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.