Home / 7,942.15-10,960.39-4,405.59

Finding the Fourth Proportional to 7,942.15, 10,960.39 and 4,405.59

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Solution

The fourth proportional to 7,942.15, 10,960.39 and 4,405.59 is: 6,079.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.15 : 10,960.39 = 4,405.59 : x
  2. Step 2: Convert to fraction form
    7,942.15/10,960.39 = 4,405.59/x
  3. Step 3: Cross multiply
    7,942.15x = 10,960.39 × 4,405.59
  4. Step 4: Simplify right side
    7,942.15x = 48,286,984.58
  5. Step 5: Solve for x
    x = 48,286,984.58/7,942.15
  6. Step 6: Final answer
    x = 6,079.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.