Home / 3,370.23-5,051.88-1,289.67

Finding the Fourth Proportional to 3,370.23, 5,051.88 and 1,289.67

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Solution

The fourth proportional to 3,370.23, 5,051.88 and 1,289.67 is: 1,933.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.23 : 5,051.88 = 1,289.67 : x
  2. Step 2: Convert to fraction form
    3,370.23/5,051.88 = 1,289.67/x
  3. Step 3: Cross multiply
    3,370.23x = 5,051.88 × 1,289.67
  4. Step 4: Simplify right side
    3,370.23x = 6,515,258.08
  5. Step 5: Solve for x
    x = 6,515,258.08/3,370.23
  6. Step 6: Final answer
    x = 1,933.18

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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.