Home / 3,709.89-5,559.66-2,612.07

Finding the Fourth Proportional to 3,709.89, 5,559.66 and 2,612.07

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Solution

The fourth proportional to 3,709.89, 5,559.66 and 2,612.07 is: 3,914.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.89 : 5,559.66 = 2,612.07 : x
  2. Step 2: Convert to fraction form
    3,709.89/5,559.66 = 2,612.07/x
  3. Step 3: Cross multiply
    3,709.89x = 5,559.66 × 2,612.07
  4. Step 4: Simplify right side
    3,709.89x = 14,522,221.10
  5. Step 5: Solve for x
    x = 14,522,221.10/3,709.89
  6. Step 6: Final answer
    x = 3,914.46

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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.