Home / 5,350.45-7,383.84-2,960.38

Finding the Fourth Proportional to 5,350.45, 7,383.84 and 2,960.38

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Solution

The fourth proportional to 5,350.45, 7,383.84 and 2,960.38 is: 4,085.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.45 : 7,383.84 = 2,960.38 : x
  2. Step 2: Convert to fraction form
    5,350.45/7,383.84 = 2,960.38/x
  3. Step 3: Cross multiply
    5,350.45x = 7,383.84 × 2,960.38
  4. Step 4: Simplify right side
    5,350.45x = 21,858,981.49
  5. Step 5: Solve for x
    x = 21,858,981.49/5,350.45
  6. Step 6: Final answer
    x = 4,085.45

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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.