Home / 4,377.25-6,563.90-1,256.55

Finding the Fourth Proportional to 4,377.25, 6,563.90 and 1,256.55

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Solution

The fourth proportional to 4,377.25, 6,563.90 and 1,256.55 is: 1,884.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.25 : 6,563.90 = 1,256.55 : x
  2. Step 2: Convert to fraction form
    4,377.25/6,563.90 = 1,256.55/x
  3. Step 3: Cross multiply
    4,377.25x = 6,563.90 × 1,256.55
  4. Step 4: Simplify right side
    4,377.25x = 8,247,829.44
  5. Step 5: Solve for x
    x = 8,247,829.44/4,377.25
  6. Step 6: Final answer
    x = 1,884.25

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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.