Home / 8,031.35-12,049.09-3,099.67

Finding the Fourth Proportional to 8,031.35, 12,049.09 and 3,099.67

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Solution

The fourth proportional to 8,031.35, 12,049.09 and 3,099.67 is: 4,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.35 : 12,049.09 = 3,099.67 : x
  2. Step 2: Convert to fraction form
    8,031.35/12,049.09 = 3,099.67/x
  3. Step 3: Cross multiply
    8,031.35x = 12,049.09 × 3,099.67
  4. Step 4: Simplify right side
    8,031.35x = 37,348,164.93
  5. Step 5: Solve for x
    x = 37,348,164.93/8,031.35
  6. Step 6: Final answer
    x = 4,650.30

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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.