Home / 7,169.36-10,758.21-3,009.05

Finding the Fourth Proportional to 7,169.36, 10,758.21 and 3,009.05

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Solution

The fourth proportional to 7,169.36, 10,758.21 and 3,009.05 is: 4,515.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.36 : 10,758.21 = 3,009.05 : x
  2. Step 2: Convert to fraction form
    7,169.36/10,758.21 = 3,009.05/x
  3. Step 3: Cross multiply
    7,169.36x = 10,758.21 × 3,009.05
  4. Step 4: Simplify right side
    7,169.36x = 32,371,938.01
  5. Step 5: Solve for x
    x = 32,371,938.01/7,169.36
  6. Step 6: Final answer
    x = 4,515.32

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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.