Home / 7,736.59-11,604.40-2,190.67

Finding the Fourth Proportional to 7,736.59, 11,604.40 and 2,190.67

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Solution

The fourth proportional to 7,736.59, 11,604.40 and 2,190.67 is: 3,285.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.59 : 11,604.40 = 2,190.67 : x
  2. Step 2: Convert to fraction form
    7,736.59/11,604.40 = 2,190.67/x
  3. Step 3: Cross multiply
    7,736.59x = 11,604.40 × 2,190.67
  4. Step 4: Simplify right side
    7,736.59x = 25,421,410.95
  5. Step 5: Solve for x
    x = 25,421,410.95/7,736.59
  6. Step 6: Final answer
    x = 3,285.87

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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.