Home / 2,900.22-4,351.14-1,144.14

Finding the Fourth Proportional to 2,900.22, 4,351.14 and 1,144.14

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Solution

The fourth proportional to 2,900.22, 4,351.14 and 1,144.14 is: 1,716.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.22 : 4,351.14 = 1,144.14 : x
  2. Step 2: Convert to fraction form
    2,900.22/4,351.14 = 1,144.14/x
  3. Step 3: Cross multiply
    2,900.22x = 4,351.14 × 1,144.14
  4. Step 4: Simplify right side
    2,900.22x = 4,978,313.32
  5. Step 5: Solve for x
    x = 4,978,313.32/2,900.22
  6. Step 6: Final answer
    x = 1,716.53

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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.