Home / 3,961.20-5,941.68-1,039.52

Finding the Fourth Proportional to 3,961.20, 5,941.68 and 1,039.52

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Solution

The fourth proportional to 3,961.20, 5,941.68 and 1,039.52 is: 1,559.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.20 : 5,941.68 = 1,039.52 : x
  2. Step 2: Convert to fraction form
    3,961.20/5,941.68 = 1,039.52/x
  3. Step 3: Cross multiply
    3,961.20x = 5,941.68 × 1,039.52
  4. Step 4: Simplify right side
    3,961.20x = 6,176,495.19
  5. Step 5: Solve for x
    x = 6,176,495.19/3,961.20
  6. Step 6: Final answer
    x = 1,559.25

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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.