Home / 5,190.24-7,163.16-2,952.66

Finding the Fourth Proportional to 5,190.24, 7,163.16 and 2,952.66

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Solution

The fourth proportional to 5,190.24, 7,163.16 and 2,952.66 is: 4,075.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190.24 : 7,163.16 = 2,952.66 : x
  2. Step 2: Convert to fraction form
    5,190.24/7,163.16 = 2,952.66/x
  3. Step 3: Cross multiply
    5,190.24x = 7,163.16 × 2,952.66
  4. Step 4: Simplify right side
    5,190.24x = 21,150,376.01
  5. Step 5: Solve for x
    x = 21,150,376.01/5,190.24
  6. Step 6: Final answer
    x = 4,075.03

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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.