Home / 3,202.41-4,420.31-1,876.55

Finding the Fourth Proportional to 3,202.41, 4,420.31 and 1,876.55

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Solution

The fourth proportional to 3,202.41, 4,420.31 and 1,876.55 is: 2,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.41 : 4,420.31 = 1,876.55 : x
  2. Step 2: Convert to fraction form
    3,202.41/4,420.31 = 1,876.55/x
  3. Step 3: Cross multiply
    3,202.41x = 4,420.31 × 1,876.55
  4. Step 4: Simplify right side
    3,202.41x = 8,294,915.32
  5. Step 5: Solve for x
    x = 8,294,915.32/3,202.41
  6. Step 6: Final answer
    x = 2,590.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.