Home / 2,391.22-3,586.20-1,610.77

Finding the Fourth Proportional to 2,391.22, 3,586.20 and 1,610.77

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Solution

The fourth proportional to 2,391.22, 3,586.20 and 1,610.77 is: 2,415.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391.22 : 3,586.20 = 1,610.77 : x
  2. Step 2: Convert to fraction form
    2,391.22/3,586.20 = 1,610.77/x
  3. Step 3: Cross multiply
    2,391.22x = 3,586.20 × 1,610.77
  4. Step 4: Simplify right side
    2,391.22x = 5,776,543.37
  5. Step 5: Solve for x
    x = 5,776,543.37/2,391.22
  6. Step 6: Final answer
    x = 2,415.73

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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.