Home / 8,346.58-12,519.42-2,106.52

Finding the Fourth Proportional to 8,346.58, 12,519.42 and 2,106.52

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Solution

The fourth proportional to 8,346.58, 12,519.42 and 2,106.52 is: 3,159.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.58 : 12,519.42 = 2,106.52 : x
  2. Step 2: Convert to fraction form
    8,346.58/12,519.42 = 2,106.52/x
  3. Step 3: Cross multiply
    8,346.58x = 12,519.42 × 2,106.52
  4. Step 4: Simplify right side
    8,346.58x = 26,372,408.62
  5. Step 5: Solve for x
    x = 26,372,408.62/8,346.58
  6. Step 6: Final answer
    x = 3,159.67

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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.