Home / 3,230.42-4,844.47-1,381.67

Finding the Fourth Proportional to 3,230.42, 4,844.47 and 1,381.67

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Solution

The fourth proportional to 3,230.42, 4,844.47 and 1,381.67 is: 2,072.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.42 : 4,844.47 = 1,381.67 : x
  2. Step 2: Convert to fraction form
    3,230.42/4,844.47 = 1,381.67/x
  3. Step 3: Cross multiply
    3,230.42x = 4,844.47 × 1,381.67
  4. Step 4: Simplify right side
    3,230.42x = 6,693,458.86
  5. Step 5: Solve for x
    x = 6,693,458.86/3,230.42
  6. Step 6: Final answer
    x = 2,072.01

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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.