Home / 7,034.45-10,546.81-3,520.67

Finding the Fourth Proportional to 7,034.45, 10,546.81 and 3,520.67

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Solution

The fourth proportional to 7,034.45, 10,546.81 and 3,520.67 is: 5,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034.45 : 10,546.81 = 3,520.67 : x
  2. Step 2: Convert to fraction form
    7,034.45/10,546.81 = 3,520.67/x
  3. Step 3: Cross multiply
    7,034.45x = 10,546.81 × 3,520.67
  4. Step 4: Simplify right side
    7,034.45x = 37,131,776.03
  5. Step 5: Solve for x
    x = 37,131,776.03/7,034.45
  6. Step 6: Final answer
    x = 5,278.57

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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.