Home / 7,351.65-11,027.46-3,191.12

Finding the Fourth Proportional to 7,351.65, 11,027.46 and 3,191.12

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Solution

The fourth proportional to 7,351.65, 11,027.46 and 3,191.12 is: 4,786.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.65 : 11,027.46 = 3,191.12 : x
  2. Step 2: Convert to fraction form
    7,351.65/11,027.46 = 3,191.12/x
  3. Step 3: Cross multiply
    7,351.65x = 11,027.46 × 3,191.12
  4. Step 4: Simplify right side
    7,351.65x = 35,189,948.16
  5. Step 5: Solve for x
    x = 35,189,948.16/7,351.65
  6. Step 6: Final answer
    x = 4,786.67

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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.