Home / 3,465.72-5,198.34-1,823.28

Finding the Fourth Proportional to 3,465.72, 5,198.34 and 1,823.28

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Solution

The fourth proportional to 3,465.72, 5,198.34 and 1,823.28 is: 2,734.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.72 : 5,198.34 = 1,823.28 : x
  2. Step 2: Convert to fraction form
    3,465.72/5,198.34 = 1,823.28/x
  3. Step 3: Cross multiply
    3,465.72x = 5,198.34 × 1,823.28
  4. Step 4: Simplify right side
    3,465.72x = 9,478,029.36
  5. Step 5: Solve for x
    x = 9,478,029.36/3,465.72
  6. Step 6: Final answer
    x = 2,734.79

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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.