Home / 4,377.36-6,568.60-1,643.28

Finding the Fourth Proportional to 4,377.36, 6,568.60 and 1,643.28

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Solution

The fourth proportional to 4,377.36, 6,568.60 and 1,643.28 is: 2,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.36 : 6,568.60 = 1,643.28 : x
  2. Step 2: Convert to fraction form
    4,377.36/6,568.60 = 1,643.28/x
  3. Step 3: Cross multiply
    4,377.36x = 6,568.60 × 1,643.28
  4. Step 4: Simplify right side
    4,377.36x = 10,794,049.01
  5. Step 5: Solve for x
    x = 10,794,049.01/4,377.36
  6. Step 6: Final answer
    x = 2,465.88

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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.