Home / 7,324.05-10,980.86-3,426.33

Finding the Fourth Proportional to 7,324.05, 10,980.86 and 3,426.33

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Solution

The fourth proportional to 7,324.05, 10,980.86 and 3,426.33 is: 5,137.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.05 : 10,980.86 = 3,426.33 : x
  2. Step 2: Convert to fraction form
    7,324.05/10,980.86 = 3,426.33/x
  3. Step 3: Cross multiply
    7,324.05x = 10,980.86 × 3,426.33
  4. Step 4: Simplify right side
    7,324.05x = 37,624,050.04
  5. Step 5: Solve for x
    x = 37,624,050.04/7,324.05
  6. Step 6: Final answer
    x = 5,137.06

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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.