Home / 2,734.32-3,771.36-1,788.60

Finding the Fourth Proportional to 2,734.32, 3,771.36 and 1,788.60

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Solution

The fourth proportional to 2,734.32, 3,771.36 and 1,788.60 is: 2,466.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.32 : 3,771.36 = 1,788.60 : x
  2. Step 2: Convert to fraction form
    2,734.32/3,771.36 = 1,788.60/x
  3. Step 3: Cross multiply
    2,734.32x = 3,771.36 × 1,788.60
  4. Step 4: Simplify right side
    2,734.32x = 6,745,454.50
  5. Step 5: Solve for x
    x = 6,745,454.50/2,734.32
  6. Step 6: Final answer
    x = 2,466.96

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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.