Home / 3,697.12-5,545.08-1,231.96

Finding the Fourth Proportional to 3,697.12, 5,545.08 and 1,231.96

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Solution

The fourth proportional to 3,697.12, 5,545.08 and 1,231.96 is: 1,847.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.12 : 5,545.08 = 1,231.96 : x
  2. Step 2: Convert to fraction form
    3,697.12/5,545.08 = 1,231.96/x
  3. Step 3: Cross multiply
    3,697.12x = 5,545.08 × 1,231.96
  4. Step 4: Simplify right side
    3,697.12x = 6,831,316.76
  5. Step 5: Solve for x
    x = 6,831,316.76/3,697.12
  6. Step 6: Final answer
    x = 1,847.74

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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.