Home / 7,971.15-11,951.94-3,041.16

Finding the Fourth Proportional to 7,971.15, 11,951.94 and 3,041.16

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Solution

The fourth proportional to 7,971.15, 11,951.94 and 3,041.16 is: 4,559.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971.15 : 11,951.94 = 3,041.16 : x
  2. Step 2: Convert to fraction form
    7,971.15/11,951.94 = 3,041.16/x
  3. Step 3: Cross multiply
    7,971.15x = 11,951.94 × 3,041.16
  4. Step 4: Simplify right side
    7,971.15x = 36,347,761.85
  5. Step 5: Solve for x
    x = 36,347,761.85/7,971.15
  6. Step 6: Final answer
    x = 4,559.91

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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.