Home / 5,958.36-8,223.60-3,440.12

Finding the Fourth Proportional to 5,958.36, 8,223.60 and 3,440.12

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Solution

The fourth proportional to 5,958.36, 8,223.60 and 3,440.12 is: 4,747.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958.36 : 8,223.60 = 3,440.12 : x
  2. Step 2: Convert to fraction form
    5,958.36/8,223.60 = 3,440.12/x
  3. Step 3: Cross multiply
    5,958.36x = 8,223.60 × 3,440.12
  4. Step 4: Simplify right side
    5,958.36x = 28,290,129.71
  5. Step 5: Solve for x
    x = 28,290,129.71/5,958.36
  6. Step 6: Final answer
    x = 4,747.97

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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.