Home / 3,670.20-5,065.21-2,097.99

Finding the Fourth Proportional to 3,670.20, 5,065.21 and 2,097.99

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Solution

The fourth proportional to 3,670.20, 5,065.21 and 2,097.99 is: 2,895.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.20 : 5,065.21 = 2,097.99 : x
  2. Step 2: Convert to fraction form
    3,670.20/5,065.21 = 2,097.99/x
  3. Step 3: Cross multiply
    3,670.20x = 5,065.21 × 2,097.99
  4. Step 4: Simplify right side
    3,670.20x = 10,626,754.68
  5. Step 5: Solve for x
    x = 10,626,754.68/3,670.20
  6. Step 6: Final answer
    x = 2,895.42

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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.