Home / 4,072.21-6,109.14-1,732.21

Finding the Fourth Proportional to 4,072.21, 6,109.14 and 1,732.21

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Solution

The fourth proportional to 4,072.21, 6,109.14 and 1,732.21 is: 2,598.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.21 : 6,109.14 = 1,732.21 : x
  2. Step 2: Convert to fraction form
    4,072.21/6,109.14 = 1,732.21/x
  3. Step 3: Cross multiply
    4,072.21x = 6,109.14 × 1,732.21
  4. Step 4: Simplify right side
    4,072.21x = 10,582,313.40
  5. Step 5: Solve for x
    x = 10,582,313.40/4,072.21
  6. Step 6: Final answer
    x = 2,598.67

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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.