Home / 8,563.05-12,846.63-2,719.67

Finding the Fourth Proportional to 8,563.05, 12,846.63 and 2,719.67

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Solution

The fourth proportional to 8,563.05, 12,846.63 and 2,719.67 is: 4,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563.05 : 12,846.63 = 2,719.67 : x
  2. Step 2: Convert to fraction form
    8,563.05/12,846.63 = 2,719.67/x
  3. Step 3: Cross multiply
    8,563.05x = 12,846.63 × 2,719.67
  4. Step 4: Simplify right side
    8,563.05x = 34,938,529.98
  5. Step 5: Solve for x
    x = 34,938,529.98/8,563.05
  6. Step 6: Final answer
    x = 4,080.15

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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.