Home / 5,418.37-7,477.26-3,061.27

Finding the Fourth Proportional to 5,418.37, 7,477.26 and 3,061.27

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Solution

The fourth proportional to 5,418.37, 7,477.26 and 3,061.27 is: 4,224.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418.37 : 7,477.26 = 3,061.27 : x
  2. Step 2: Convert to fraction form
    5,418.37/7,477.26 = 3,061.27/x
  3. Step 3: Cross multiply
    5,418.37x = 7,477.26 × 3,061.27
  4. Step 4: Simplify right side
    5,418.37x = 22,889,911.72
  5. Step 5: Solve for x
    x = 22,889,911.72/5,418.37
  6. Step 6: Final answer
    x = 4,224.50

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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.