Home / 3,904.30-5,857.38-1,131.04

Finding the Fourth Proportional to 3,904.30, 5,857.38 and 1,131.04

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Solution

The fourth proportional to 3,904.30, 5,857.38 and 1,131.04 is: 1,696.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.30 : 5,857.38 = 1,131.04 : x
  2. Step 2: Convert to fraction form
    3,904.30/5,857.38 = 1,131.04/x
  3. Step 3: Cross multiply
    3,904.30x = 5,857.38 × 1,131.04
  4. Step 4: Simplify right side
    3,904.30x = 6,624,931.08
  5. Step 5: Solve for x
    x = 6,624,931.08/3,904.30
  6. Step 6: Final answer
    x = 1,696.83

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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.