Home / 5,135.99-7,697.37-2,322.77

Finding the Fourth Proportional to 5,135.99, 7,697.37 and 2,322.77

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Solution

The fourth proportional to 5,135.99, 7,697.37 and 2,322.77 is: 3,481.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135.99 : 7,697.37 = 2,322.77 : x
  2. Step 2: Convert to fraction form
    5,135.99/7,697.37 = 2,322.77/x
  3. Step 3: Cross multiply
    5,135.99x = 7,697.37 × 2,322.77
  4. Step 4: Simplify right side
    5,135.99x = 17,879,220.11
  5. Step 5: Solve for x
    x = 17,879,220.11/5,135.99
  6. Step 6: Final answer
    x = 3,481.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.