Home / 4,879.36-7,322.24-1,801.36

Finding the Fourth Proportional to 4,879.36, 7,322.24 and 1,801.36

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Solution

The fourth proportional to 4,879.36, 7,322.24 and 1,801.36 is: 2,703.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.36 : 7,322.24 = 1,801.36 : x
  2. Step 2: Convert to fraction form
    4,879.36/7,322.24 = 1,801.36/x
  3. Step 3: Cross multiply
    4,879.36x = 7,322.24 × 1,801.36
  4. Step 4: Simplify right side
    4,879.36x = 13,189,990.25
  5. Step 5: Solve for x
    x = 13,189,990.25/4,879.36
  6. Step 6: Final answer
    x = 2,703.22

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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.