Home / 3,068.56-4,233.36-2,137.60

Finding the Fourth Proportional to 3,068.56, 4,233.36 and 2,137.60

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Solution

The fourth proportional to 3,068.56, 4,233.36 and 2,137.60 is: 2,949.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.56 : 4,233.36 = 2,137.60 : x
  2. Step 2: Convert to fraction form
    3,068.56/4,233.36 = 2,137.60/x
  3. Step 3: Cross multiply
    3,068.56x = 4,233.36 × 2,137.60
  4. Step 4: Simplify right side
    3,068.56x = 9,049,230.34
  5. Step 5: Solve for x
    x = 9,049,230.34/3,068.56
  6. Step 6: Final answer
    x = 2,949.02

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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.