Home / 4,622.64-6,378.74-2,734.29

Finding the Fourth Proportional to 4,622.64, 6,378.74 and 2,734.29

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Solution

The fourth proportional to 4,622.64, 6,378.74 and 2,734.29 is: 3,773.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.64 : 6,378.74 = 2,734.29 : x
  2. Step 2: Convert to fraction form
    4,622.64/6,378.74 = 2,734.29/x
  3. Step 3: Cross multiply
    4,622.64x = 6,378.74 × 2,734.29
  4. Step 4: Simplify right side
    4,622.64x = 17,441,324.99
  5. Step 5: Solve for x
    x = 17,441,324.99/4,622.64
  6. Step 6: Final answer
    x = 3,773.02

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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.