Home / 3,158.70-4,357.08-2,096.52

Finding the Fourth Proportional to 3,158.70, 4,357.08 and 2,096.52

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Solution

The fourth proportional to 3,158.70, 4,357.08 and 2,096.52 is: 2,891.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.70 : 4,357.08 = 2,096.52 : x
  2. Step 2: Convert to fraction form
    3,158.70/4,357.08 = 2,096.52/x
  3. Step 3: Cross multiply
    3,158.70x = 4,357.08 × 2,096.52
  4. Step 4: Simplify right side
    3,158.70x = 9,134,705.36
  5. Step 5: Solve for x
    x = 9,134,705.36/3,158.70
  6. Step 6: Final answer
    x = 2,891.92

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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.