Home / 6,629.36-9,943.72-1,949.18

Finding the Fourth Proportional to 6,629.36, 9,943.72 and 1,949.18

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Solution

The fourth proportional to 6,629.36, 9,943.72 and 1,949.18 is: 2,923.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.36 : 9,943.72 = 1,949.18 : x
  2. Step 2: Convert to fraction form
    6,629.36/9,943.72 = 1,949.18/x
  3. Step 3: Cross multiply
    6,629.36x = 9,943.72 × 1,949.18
  4. Step 4: Simplify right side
    6,629.36x = 19,382,045.56
  5. Step 5: Solve for x
    x = 19,382,045.56/6,629.36
  6. Step 6: Final answer
    x = 2,923.67

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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.