Home / 4,196.56-6,291.80-1,975.54

Finding the Fourth Proportional to 4,196.56, 6,291.80 and 1,975.54

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Solution

The fourth proportional to 4,196.56, 6,291.80 and 1,975.54 is: 2,961.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196.56 : 6,291.80 = 1,975.54 : x
  2. Step 2: Convert to fraction form
    4,196.56/6,291.80 = 1,975.54/x
  3. Step 3: Cross multiply
    4,196.56x = 6,291.80 × 1,975.54
  4. Step 4: Simplify right side
    4,196.56x = 12,429,702.57
  5. Step 5: Solve for x
    x = 12,429,702.57/4,196.56
  6. Step 6: Final answer
    x = 2,961.88

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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.