Home / 4,192.23-6,286.62-1,559.90

Finding the Fourth Proportional to 4,192.23, 6,286.62 and 1,559.90

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Solution

The fourth proportional to 4,192.23, 6,286.62 and 1,559.90 is: 2,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.23 : 6,286.62 = 1,559.90 : x
  2. Step 2: Convert to fraction form
    4,192.23/6,286.62 = 1,559.90/x
  3. Step 3: Cross multiply
    4,192.23x = 6,286.62 × 1,559.90
  4. Step 4: Simplify right side
    4,192.23x = 9,806,514.25
  5. Step 5: Solve for x
    x = 9,806,514.25/4,192.23
  6. Step 6: Final answer
    x = 2,339.21

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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.