Home / 4,207.82-5,806.72-2,319.58

Finding the Fourth Proportional to 4,207.82, 5,806.72 and 2,319.58

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Solution

The fourth proportional to 4,207.82, 5,806.72 and 2,319.58 is: 3,200.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.82 : 5,806.72 = 2,319.58 : x
  2. Step 2: Convert to fraction form
    4,207.82/5,806.72 = 2,319.58/x
  3. Step 3: Cross multiply
    4,207.82x = 5,806.72 × 2,319.58
  4. Step 4: Simplify right side
    4,207.82x = 13,469,138.47
  5. Step 5: Solve for x
    x = 13,469,138.47/4,207.82
  6. Step 6: Final answer
    x = 3,200.98

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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.