Home / 7,150.44-10,728.36-2,993.25

Finding the Fourth Proportional to 7,150.44, 10,728.36 and 2,993.25

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Solution

The fourth proportional to 7,150.44, 10,728.36 and 2,993.25 is: 4,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.44 : 10,728.36 = 2,993.25 : x
  2. Step 2: Convert to fraction form
    7,150.44/10,728.36 = 2,993.25/x
  3. Step 3: Cross multiply
    7,150.44x = 10,728.36 × 2,993.25
  4. Step 4: Simplify right side
    7,150.44x = 32,112,663.57
  5. Step 5: Solve for x
    x = 32,112,663.57/7,150.44
  6. Step 6: Final answer
    x = 4,491.01

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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.