Home / 3,360.24-5,041.36-1,511.92

Finding the Fourth Proportional to 3,360.24, 5,041.36 and 1,511.92

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Solution

The fourth proportional to 3,360.24, 5,041.36 and 1,511.92 is: 2,268.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.24 : 5,041.36 = 1,511.92 : x
  2. Step 2: Convert to fraction form
    3,360.24/5,041.36 = 1,511.92/x
  3. Step 3: Cross multiply
    3,360.24x = 5,041.36 × 1,511.92
  4. Step 4: Simplify right side
    3,360.24x = 7,622,133.01
  5. Step 5: Solve for x
    x = 7,622,133.01/3,360.24
  6. Step 6: Final answer
    x = 2,268.33

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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.