Home / 9,329.18-13,993.81-2,665.64

Finding the Fourth Proportional to 9,329.18, 13,993.81 and 2,665.64

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Solution

The fourth proportional to 9,329.18, 13,993.81 and 2,665.64 is: 3,998.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.18 : 13,993.81 = 2,665.64 : x
  2. Step 2: Convert to fraction form
    9,329.18/13,993.81 = 2,665.64/x
  3. Step 3: Cross multiply
    9,329.18x = 13,993.81 × 2,665.64
  4. Step 4: Simplify right side
    9,329.18x = 37,302,488.01
  5. Step 5: Solve for x
    x = 37,302,488.01/9,329.18
  6. Step 6: Final answer
    x = 3,998.48

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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.