Home / 5,400.17-7,452.32-3,163.36

Finding the Fourth Proportional to 5,400.17, 7,452.32 and 3,163.36

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Solution

The fourth proportional to 5,400.17, 7,452.32 and 3,163.36 is: 4,365.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.17 : 7,452.32 = 3,163.36 : x
  2. Step 2: Convert to fraction form
    5,400.17/7,452.32 = 3,163.36/x
  3. Step 3: Cross multiply
    5,400.17x = 7,452.32 × 3,163.36
  4. Step 4: Simplify right side
    5,400.17x = 23,574,371.00
  5. Step 5: Solve for x
    x = 23,574,371.00/5,400.17
  6. Step 6: Final answer
    x = 4,365.49

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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.