Home / 3,299.66-4,946.30-1,107.16

Finding the Fourth Proportional to 3,299.66, 4,946.30 and 1,107.16

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Solution

The fourth proportional to 3,299.66, 4,946.30 and 1,107.16 is: 1,659.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.66 : 4,946.30 = 1,107.16 : x
  2. Step 2: Convert to fraction form
    3,299.66/4,946.30 = 1,107.16/x
  3. Step 3: Cross multiply
    3,299.66x = 4,946.30 × 1,107.16
  4. Step 4: Simplify right side
    3,299.66x = 5,476,345.51
  5. Step 5: Solve for x
    x = 5,476,345.51/3,299.66
  6. Step 6: Final answer
    x = 1,659.67

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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.