Home / 3,659.93-5,495.25-2,101.67

Finding the Fourth Proportional to 3,659.93, 5,495.25 and 2,101.67

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Solution

The fourth proportional to 3,659.93, 5,495.25 and 2,101.67 is: 3,155.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.93 : 5,495.25 = 2,101.67 : x
  2. Step 2: Convert to fraction form
    3,659.93/5,495.25 = 2,101.67/x
  3. Step 3: Cross multiply
    3,659.93x = 5,495.25 × 2,101.67
  4. Step 4: Simplify right side
    3,659.93x = 11,549,202.07
  5. Step 5: Solve for x
    x = 11,549,202.07/3,659.93
  6. Step 6: Final answer
    x = 3,155.58

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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.