Home / 3,453.75-5,183.36-1,507.32

Finding the Fourth Proportional to 3,453.75, 5,183.36 and 1,507.32

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Solution

The fourth proportional to 3,453.75, 5,183.36 and 1,507.32 is: 2,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.75 : 5,183.36 = 1,507.32 : x
  2. Step 2: Convert to fraction form
    3,453.75/5,183.36 = 1,507.32/x
  3. Step 3: Cross multiply
    3,453.75x = 5,183.36 × 1,507.32
  4. Step 4: Simplify right side
    3,453.75x = 7,812,974.66
  5. Step 5: Solve for x
    x = 7,812,974.66/3,453.75
  6. Step 6: Final answer
    x = 2,262.17

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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.