Home / 3,564.84-4,919.79-2,072.67

Finding the Fourth Proportional to 3,564.84, 4,919.79 and 2,072.67

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Solution

The fourth proportional to 3,564.84, 4,919.79 and 2,072.67 is: 2,860.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.84 : 4,919.79 = 2,072.67 : x
  2. Step 2: Convert to fraction form
    3,564.84/4,919.79 = 2,072.67/x
  3. Step 3: Cross multiply
    3,564.84x = 4,919.79 × 2,072.67
  4. Step 4: Simplify right side
    3,564.84x = 10,197,101.14
  5. Step 5: Solve for x
    x = 10,197,101.14/3,564.84
  6. Step 6: Final answer
    x = 2,860.47

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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.