Home / 3,157.68-4,359.44-2,096.88

Finding the Fourth Proportional to 3,157.68, 4,359.44 and 2,096.88

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Solution

The fourth proportional to 3,157.68, 4,359.44 and 2,096.88 is: 2,894.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.68 : 4,359.44 = 2,096.88 : x
  2. Step 2: Convert to fraction form
    3,157.68/4,359.44 = 2,096.88/x
  3. Step 3: Cross multiply
    3,157.68x = 4,359.44 × 2,096.88
  4. Step 4: Simplify right side
    3,157.68x = 9,141,222.55
  5. Step 5: Solve for x
    x = 9,141,222.55/3,157.68
  6. Step 6: Final answer
    x = 2,894.92

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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.