Home / 4,407.12-6,611.71-1,942.65

Finding the Fourth Proportional to 4,407.12, 6,611.71 and 1,942.65

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Solution

The fourth proportional to 4,407.12, 6,611.71 and 1,942.65 is: 2,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,407.12 : 6,611.71 = 1,942.65 : x
  2. Step 2: Convert to fraction form
    4,407.12/6,611.71 = 1,942.65/x
  3. Step 3: Cross multiply
    4,407.12x = 6,611.71 × 1,942.65
  4. Step 4: Simplify right side
    4,407.12x = 12,844,238.43
  5. Step 5: Solve for x
    x = 12,844,238.43/4,407.12
  6. Step 6: Final answer
    x = 2,914.43

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1.5x scale

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.