Home / 7,469.19-11,203.89-3,086.67

Finding the Fourth Proportional to 7,469.19, 11,203.89 and 3,086.67

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Solution

The fourth proportional to 7,469.19, 11,203.89 and 3,086.67 is: 4,630.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.19 : 11,203.89 = 3,086.67 : x
  2. Step 2: Convert to fraction form
    7,469.19/11,203.89 = 3,086.67/x
  3. Step 3: Cross multiply
    7,469.19x = 11,203.89 × 3,086.67
  4. Step 4: Simplify right side
    7,469.19x = 34,582,711.15
  5. Step 5: Solve for x
    x = 34,582,711.15/7,469.19
  6. Step 6: Final answer
    x = 4,630.05

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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.