Home / 3,289.19-4,534.37-2,029.40

Finding the Fourth Proportional to 3,289.19, 4,534.37 and 2,029.40

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Solution

The fourth proportional to 3,289.19, 4,534.37 and 2,029.40 is: 2,797.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.19 : 4,534.37 = 2,029.40 : x
  2. Step 2: Convert to fraction form
    3,289.19/4,534.37 = 2,029.40/x
  3. Step 3: Cross multiply
    3,289.19x = 4,534.37 × 2,029.40
  4. Step 4: Simplify right side
    3,289.19x = 9,202,042.27
  5. Step 5: Solve for x
    x = 9,202,042.27/3,289.19
  6. Step 6: Final answer
    x = 2,797.67

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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.