Home / 6,084.80-9,119.24-3,120.74

Finding the Fourth Proportional to 6,084.80, 9,119.24 and 3,120.74

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Solution

The fourth proportional to 6,084.80, 9,119.24 and 3,120.74 is: 4,677.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,084.80 : 9,119.24 = 3,120.74 : x
  2. Step 2: Convert to fraction form
    6,084.80/9,119.24 = 3,120.74/x
  3. Step 3: Cross multiply
    6,084.80x = 9,119.24 × 3,120.74
  4. Step 4: Simplify right side
    6,084.80x = 28,458,715.84
  5. Step 5: Solve for x
    x = 28,458,715.84/6,084.80
  6. Step 6: Final answer
    x = 4,677.02

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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.