Home / 2,981.70-4,475.82-2,369.34

Finding the Fourth Proportional to 2,981.70, 4,475.82 and 2,369.34

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Solution

The fourth proportional to 2,981.70, 4,475.82 and 2,369.34 is: 3,556.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.70 : 4,475.82 = 2,369.34 : x
  2. Step 2: Convert to fraction form
    2,981.70/4,475.82 = 2,369.34/x
  3. Step 3: Cross multiply
    2,981.70x = 4,475.82 × 2,369.34
  4. Step 4: Simplify right side
    2,981.70x = 10,604,739.36
  5. Step 5: Solve for x
    x = 10,604,739.36/2,981.70
  6. Step 6: Final answer
    x = 3,556.61

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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.