Home / 5,190.24-7,163.16-3,302.16

Finding the Fourth Proportional to 5,190.24, 7,163.16 and 3,302.16

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Solution

The fourth proportional to 5,190.24, 7,163.16 and 3,302.16 is: 4,557.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190.24 : 7,163.16 = 3,302.16 : x
  2. Step 2: Convert to fraction form
    5,190.24/7,163.16 = 3,302.16/x
  3. Step 3: Cross multiply
    5,190.24x = 7,163.16 × 3,302.16
  4. Step 4: Simplify right side
    5,190.24x = 23,653,900.43
  5. Step 5: Solve for x
    x = 23,653,900.43/5,190.24
  6. Step 6: Final answer
    x = 4,557.38

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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.