Home / 3,572.06-5,357.54-1,231.70

Finding the Fourth Proportional to 3,572.06, 5,357.54 and 1,231.70

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Solution

The fourth proportional to 3,572.06, 5,357.54 and 1,231.70 is: 1,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.06 : 5,357.54 = 1,231.70 : x
  2. Step 2: Convert to fraction form
    3,572.06/5,357.54 = 1,231.70/x
  3. Step 3: Cross multiply
    3,572.06x = 5,357.54 × 1,231.70
  4. Step 4: Simplify right side
    3,572.06x = 6,598,882.02
  5. Step 5: Solve for x
    x = 6,598,882.02/3,572.06
  6. Step 6: Final answer
    x = 1,847.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.