Home / 9,749.72-14,622.48-3,086.75

Finding the Fourth Proportional to 9,749.72, 14,622.48 and 3,086.75

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Solution

The fourth proportional to 9,749.72, 14,622.48 and 3,086.75 is: 4,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749.72 : 14,622.48 = 3,086.75 : x
  2. Step 2: Convert to fraction form
    9,749.72/14,622.48 = 3,086.75/x
  3. Step 3: Cross multiply
    9,749.72x = 14,622.48 × 3,086.75
  4. Step 4: Simplify right side
    9,749.72x = 45,135,940.14
  5. Step 5: Solve for x
    x = 45,135,940.14/9,749.72
  6. Step 6: Final answer
    x = 4,629.46

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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.