Home / 7,078.83-10,629.21-3,798.33

Finding the Fourth Proportional to 7,078.83, 10,629.21 and 3,798.33

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Solution

The fourth proportional to 7,078.83, 10,629.21 and 3,798.33 is: 5,703.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078.83 : 10,629.21 = 3,798.33 : x
  2. Step 2: Convert to fraction form
    7,078.83/10,629.21 = 3,798.33/x
  3. Step 3: Cross multiply
    7,078.83x = 10,629.21 × 3,798.33
  4. Step 4: Simplify right side
    7,078.83x = 40,373,247.22
  5. Step 5: Solve for x
    x = 40,373,247.22/7,078.83
  6. Step 6: Final answer
    x = 5,703.38

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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.