Home / 7,171.90-10,759.19-2,240.35

Finding the Fourth Proportional to 7,171.90, 10,759.19 and 2,240.35

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Solution

The fourth proportional to 7,171.90, 10,759.19 and 2,240.35 is: 3,360.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171.90 : 10,759.19 = 2,240.35 : x
  2. Step 2: Convert to fraction form
    7,171.90/10,759.19 = 2,240.35/x
  3. Step 3: Cross multiply
    7,171.90x = 10,759.19 × 2,240.35
  4. Step 4: Simplify right side
    7,171.90x = 24,104,351.32
  5. Step 5: Solve for x
    x = 24,104,351.32/7,171.90
  6. Step 6: Final answer
    x = 3,360.94

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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.