Home / 3,322.17-4,579.56-2,731.68

Finding the Fourth Proportional to 3,322.17, 4,579.56 and 2,731.68

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Solution

The fourth proportional to 3,322.17, 4,579.56 and 2,731.68 is: 3,765.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.17 : 4,579.56 = 2,731.68 : x
  2. Step 2: Convert to fraction form
    3,322.17/4,579.56 = 2,731.68/x
  3. Step 3: Cross multiply
    3,322.17x = 4,579.56 × 2,731.68
  4. Step 4: Simplify right side
    3,322.17x = 12,509,892.46
  5. Step 5: Solve for x
    x = 12,509,892.46/3,322.17
  6. Step 6: Final answer
    x = 3,765.58

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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.