Home / 7,942.60-10,960.98-4,405.96

Finding the Fourth Proportional to 7,942.60, 10,960.98 and 4,405.96

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Solution

The fourth proportional to 7,942.60, 10,960.98 and 4,405.96 is: 6,080.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.60 : 10,960.98 = 4,405.96 : x
  2. Step 2: Convert to fraction form
    7,942.60/10,960.98 = 4,405.96/x
  3. Step 3: Cross multiply
    7,942.60x = 10,960.98 × 4,405.96
  4. Step 4: Simplify right side
    7,942.60x = 48,293,639.44
  5. Step 5: Solve for x
    x = 48,293,639.44/7,942.60
  6. Step 6: Final answer
    x = 6,080.33

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1.5x scale

Why These Related Problems?

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