Home / 4,068.31-5,617.44-3,122.60

Finding the Fourth Proportional to 4,068.31, 5,617.44 and 3,122.60

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Solution

The fourth proportional to 4,068.31, 5,617.44 and 3,122.60 is: 4,311.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.31 : 5,617.44 = 3,122.60 : x
  2. Step 2: Convert to fraction form
    4,068.31/5,617.44 = 3,122.60/x
  3. Step 3: Cross multiply
    4,068.31x = 5,617.44 × 3,122.60
  4. Step 4: Simplify right side
    4,068.31x = 17,540,990.06
  5. Step 5: Solve for x
    x = 17,540,990.06/4,068.31
  6. Step 6: Final answer
    x = 4,311.62

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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.