Home / 2,011.14-2,771.28-1,450.62

Finding the Fourth Proportional to 2,011.14, 2,771.28 and 1,450.62

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Solution

The fourth proportional to 2,011.14, 2,771.28 and 1,450.62 is: 1,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011.14 : 2,771.28 = 1,450.62 : x
  2. Step 2: Convert to fraction form
    2,011.14/2,771.28 = 1,450.62/x
  3. Step 3: Cross multiply
    2,011.14x = 2,771.28 × 1,450.62
  4. Step 4: Simplify right side
    2,011.14x = 4,020,074.19
  5. Step 5: Solve for x
    x = 4,020,074.19/2,011.14
  6. Step 6: Final answer
    x = 1,998.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.