Home / 8,164.82-12,247.23-2,320.67

Finding the Fourth Proportional to 8,164.82, 12,247.23 and 2,320.67

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Solution

The fourth proportional to 8,164.82, 12,247.23 and 2,320.67 is: 3,481.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.82 : 12,247.23 = 2,320.67 : x
  2. Step 2: Convert to fraction form
    8,164.82/12,247.23 = 2,320.67/x
  3. Step 3: Cross multiply
    8,164.82x = 12,247.23 × 2,320.67
  4. Step 4: Simplify right side
    8,164.82x = 28,421,718.01
  5. Step 5: Solve for x
    x = 28,421,718.01/8,164.82
  6. Step 6: Final answer
    x = 3,481.00

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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.