Home / 5,401.93-7,454.67-3,163.36

Finding the Fourth Proportional to 5,401.93, 7,454.67 and 3,163.36

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Solution

The fourth proportional to 5,401.93, 7,454.67 and 3,163.36 is: 4,365.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.93 : 7,454.67 = 3,163.36 : x
  2. Step 2: Convert to fraction form
    5,401.93/7,454.67 = 3,163.36/x
  3. Step 3: Cross multiply
    5,401.93x = 7,454.67 × 3,163.36
  4. Step 4: Simplify right side
    5,401.93x = 23,581,804.89
  5. Step 5: Solve for x
    x = 23,581,804.89/5,401.93
  6. Step 6: Final answer
    x = 4,365.44

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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.