Home / 3,904.10-5,857.08-1,130.96

Finding the Fourth Proportional to 3,904.10, 5,857.08 and 1,130.96

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Solution

The fourth proportional to 3,904.10, 5,857.08 and 1,130.96 is: 1,696.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.10 : 5,857.08 = 1,130.96 : x
  2. Step 2: Convert to fraction form
    3,904.10/5,857.08 = 1,130.96/x
  3. Step 3: Cross multiply
    3,904.10x = 5,857.08 × 1,130.96
  4. Step 4: Simplify right side
    3,904.10x = 6,624,140.67
  5. Step 5: Solve for x
    x = 6,624,140.67/3,904.10
  6. Step 6: Final answer
    x = 1,696.71

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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.