Home / 9,329.41-13,993.64-3,485.56

Finding the Fourth Proportional to 9,329.41, 13,993.64 and 3,485.56

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Solution

The fourth proportional to 9,329.41, 13,993.64 and 3,485.56 is: 5,228.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.41 : 13,993.64 = 3,485.56 : x
  2. Step 2: Convert to fraction form
    9,329.41/13,993.64 = 3,485.56/x
  3. Step 3: Cross multiply
    9,329.41x = 13,993.64 × 3,485.56
  4. Step 4: Simplify right side
    9,329.41x = 48,775,654.41
  5. Step 5: Solve for x
    x = 48,775,654.41/9,329.41
  6. Step 6: Final answer
    x = 5,228.16

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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.