Home / 4,273.46-6,403.71-3,172.67

Finding the Fourth Proportional to 4,273.46, 6,403.71 and 3,172.67

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Solution

The fourth proportional to 4,273.46, 6,403.71 and 3,172.67 is: 4,754.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.46 : 6,403.71 = 3,172.67 : x
  2. Step 2: Convert to fraction form
    4,273.46/6,403.71 = 3,172.67/x
  3. Step 3: Cross multiply
    4,273.46x = 6,403.71 × 3,172.67
  4. Step 4: Simplify right side
    4,273.46x = 20,316,858.61
  5. Step 5: Solve for x
    x = 20,316,858.61/4,273.46
  6. Step 6: Final answer
    x = 4,754.19

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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.