Home / 11,722.34-17,576.16-5,479.67

Finding the Fourth Proportional to 11,722.34, 17,576.16 and 5,479.67

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Solution

The fourth proportional to 11,722.34, 17,576.16 and 5,479.67 is: 8,216.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722.34 : 17,576.16 = 5,479.67 : x
  2. Step 2: Convert to fraction form
    11,722.34/17,576.16 = 5,479.67/x
  3. Step 3: Cross multiply
    11,722.34x = 17,576.16 × 5,479.67
  4. Step 4: Simplify right side
    11,722.34x = 96,311,556.67
  5. Step 5: Solve for x
    x = 96,311,556.67/11,722.34
  6. Step 6: Final answer
    x = 8,216.07

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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.