Home / 9,629.14-13,285.39-5,650.42

Finding the Fourth Proportional to 9,629.14, 13,285.39 and 5,650.42

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Solution

The fourth proportional to 9,629.14, 13,285.39 and 5,650.42 is: 7,795.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.14 : 13,285.39 = 5,650.42 : x
  2. Step 2: Convert to fraction form
    9,629.14/13,285.39 = 5,650.42/x
  3. Step 3: Cross multiply
    9,629.14x = 13,285.39 × 5,650.42
  4. Step 4: Simplify right side
    9,629.14x = 75,067,938.68
  5. Step 5: Solve for x
    x = 75,067,938.68/9,629.14
  6. Step 6: Final answer
    x = 7,795.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.