Home / 4,375.36-6,565.60-1,641.28

Finding the Fourth Proportional to 4,375.36, 6,565.60 and 1,641.28

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Solution

The fourth proportional to 4,375.36, 6,565.60 and 1,641.28 is: 2,462.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.36 : 6,565.60 = 1,641.28 : x
  2. Step 2: Convert to fraction form
    4,375.36/6,565.60 = 1,641.28/x
  3. Step 3: Cross multiply
    4,375.36x = 6,565.60 × 1,641.28
  4. Step 4: Simplify right side
    4,375.36x = 10,775,987.97
  5. Step 5: Solve for x
    x = 10,775,987.97/4,375.36
  6. Step 6: Final answer
    x = 2,462.88

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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.