Home / 5,206.44-7,185.46-3,319.75

Finding the Fourth Proportional to 5,206.44, 7,185.46 and 3,319.75

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Solution

The fourth proportional to 5,206.44, 7,185.46 and 3,319.75 is: 4,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.44 : 7,185.46 = 3,319.75 : x
  2. Step 2: Convert to fraction form
    5,206.44/7,185.46 = 3,319.75/x
  3. Step 3: Cross multiply
    5,206.44x = 7,185.46 × 3,319.75
  4. Step 4: Simplify right side
    5,206.44x = 23,853,937.74
  5. Step 5: Solve for x
    x = 23,853,937.74/5,206.44
  6. Step 6: Final answer
    x = 4,581.62

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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.