Home / 2,157.70-3,237.30-1,062.83

Finding the Fourth Proportional to 2,157.70, 3,237.30 and 1,062.83

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Solution

The fourth proportional to 2,157.70, 3,237.30 and 1,062.83 is: 1,594.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157.70 : 3,237.30 = 1,062.83 : x
  2. Step 2: Convert to fraction form
    2,157.70/3,237.30 = 1,062.83/x
  3. Step 3: Cross multiply
    2,157.70x = 3,237.30 × 1,062.83
  4. Step 4: Simplify right side
    2,157.70x = 3,440,699.56
  5. Step 5: Solve for x
    x = 3,440,699.56/2,157.70
  6. Step 6: Final answer
    x = 1,594.61

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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.