Home / 1,913.96-2,866.94-1,144.04

Finding the Fourth Proportional to 1,913.96, 2,866.94 and 1,144.04

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Solution

The fourth proportional to 1,913.96, 2,866.94 and 1,144.04 is: 1,713.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913.96 : 2,866.94 = 1,144.04 : x
  2. Step 2: Convert to fraction form
    1,913.96/2,866.94 = 1,144.04/x
  3. Step 3: Cross multiply
    1,913.96x = 2,866.94 × 1,144.04
  4. Step 4: Simplify right side
    1,913.96x = 3,279,894.04
  5. Step 5: Solve for x
    x = 3,279,894.04/1,913.96
  6. Step 6: Final answer
    x = 1,713.67

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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.