Home / 7,942.73-10,960.80-4,405.87

Finding the Fourth Proportional to 7,942.73, 10,960.80 and 4,405.87

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Solution

The fourth proportional to 7,942.73, 10,960.80 and 4,405.87 is: 6,080.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.73 : 10,960.80 = 4,405.87 : x
  2. Step 2: Convert to fraction form
    7,942.73/10,960.80 = 4,405.87/x
  3. Step 3: Cross multiply
    7,942.73x = 10,960.80 × 4,405.87
  4. Step 4: Simplify right side
    7,942.73x = 48,291,859.90
  5. Step 5: Solve for x
    x = 48,291,859.90/7,942.73
  6. Step 6: Final answer
    x = 6,080.01

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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.