Home / 4,206.80-6,310.36-1,608.24

Finding the Fourth Proportional to 4,206.80, 6,310.36 and 1,608.24

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Solution

The fourth proportional to 4,206.80, 6,310.36 and 1,608.24 is: 2,412.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.80 : 6,310.36 = 1,608.24 : x
  2. Step 2: Convert to fraction form
    4,206.80/6,310.36 = 1,608.24/x
  3. Step 3: Cross multiply
    4,206.80x = 6,310.36 × 1,608.24
  4. Step 4: Simplify right side
    4,206.80x = 10,148,573.37
  5. Step 5: Solve for x
    x = 10,148,573.37/4,206.80
  6. Step 6: Final answer
    x = 2,412.42

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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.