Home / 7,334.47-11,003.33-2,140.75

Finding the Fourth Proportional to 7,334.47, 11,003.33 and 2,140.75

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Solution

The fourth proportional to 7,334.47, 11,003.33 and 2,140.75 is: 3,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.47 : 11,003.33 = 2,140.75 : x
  2. Step 2: Convert to fraction form
    7,334.47/11,003.33 = 2,140.75/x
  3. Step 3: Cross multiply
    7,334.47x = 11,003.33 × 2,140.75
  4. Step 4: Simplify right side
    7,334.47x = 23,555,378.70
  5. Step 5: Solve for x
    x = 23,555,378.70/7,334.47
  6. Step 6: Final answer
    x = 3,211.60

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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.