Home / 2,608.18-3,596.46-1,861.83

Finding the Fourth Proportional to 2,608.18, 3,596.46 and 1,861.83

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Solution

The fourth proportional to 2,608.18, 3,596.46 and 1,861.83 is: 2,567.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608.18 : 3,596.46 = 1,861.83 : x
  2. Step 2: Convert to fraction form
    2,608.18/3,596.46 = 1,861.83/x
  3. Step 3: Cross multiply
    2,608.18x = 3,596.46 × 1,861.83
  4. Step 4: Simplify right side
    2,608.18x = 6,695,997.12
  5. Step 5: Solve for x
    x = 6,695,997.12/2,608.18
  6. Step 6: Final answer
    x = 2,567.31

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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.