Home / 3,568.18-5,348.13-1,921.27

Finding the Fourth Proportional to 3,568.18, 5,348.13 and 1,921.27

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Solution

The fourth proportional to 3,568.18, 5,348.13 and 1,921.27 is: 2,879.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.18 : 5,348.13 = 1,921.27 : x
  2. Step 2: Convert to fraction form
    3,568.18/5,348.13 = 1,921.27/x
  3. Step 3: Cross multiply
    3,568.18x = 5,348.13 × 1,921.27
  4. Step 4: Simplify right side
    3,568.18x = 10,275,188.35
  5. Step 5: Solve for x
    x = 10,275,188.35/3,568.18
  6. Step 6: Final answer
    x = 2,879.67

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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.