Home / 4,645.68-6,959.32-2,797.28

Finding the Fourth Proportional to 4,645.68, 6,959.32 and 2,797.28

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Solution

The fourth proportional to 4,645.68, 6,959.32 and 2,797.28 is: 4,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.68 : 6,959.32 = 2,797.28 : x
  2. Step 2: Convert to fraction form
    4,645.68/6,959.32 = 2,797.28/x
  3. Step 3: Cross multiply
    4,645.68x = 6,959.32 × 2,797.28
  4. Step 4: Simplify right side
    4,645.68x = 19,467,166.65
  5. Step 5: Solve for x
    x = 19,467,166.65/4,645.68
  6. Step 6: Final answer
    x = 4,190.38

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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.