Home / 3,154.38-4,351.57-2,035.67

Finding the Fourth Proportional to 3,154.38, 4,351.57 and 2,035.67

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Solution

The fourth proportional to 3,154.38, 4,351.57 and 2,035.67 is: 2,808.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.38 : 4,351.57 = 2,035.67 : x
  2. Step 2: Convert to fraction form
    3,154.38/4,351.57 = 2,035.67/x
  3. Step 3: Cross multiply
    3,154.38x = 4,351.57 × 2,035.67
  4. Step 4: Simplify right side
    3,154.38x = 8,858,360.50
  5. Step 5: Solve for x
    x = 8,858,360.50/3,154.38
  6. Step 6: Final answer
    x = 2,808.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.