Home / 3,176.72-4,759.84-1,095.60

Finding the Fourth Proportional to 3,176.72, 4,759.84 and 1,095.60

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Solution

The fourth proportional to 3,176.72, 4,759.84 and 1,095.60 is: 1,641.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.72 : 4,759.84 = 1,095.60 : x
  2. Step 2: Convert to fraction form
    3,176.72/4,759.84 = 1,095.60/x
  3. Step 3: Cross multiply
    3,176.72x = 4,759.84 × 1,095.60
  4. Step 4: Simplify right side
    3,176.72x = 5,214,880.70
  5. Step 5: Solve for x
    x = 5,214,880.70/3,176.72
  6. Step 6: Final answer
    x = 1,641.59

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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.