Home / 8,698.94-13,037.73-3,428.67

Finding the Fourth Proportional to 8,698.94, 13,037.73 and 3,428.67

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Solution

The fourth proportional to 8,698.94, 13,037.73 and 3,428.67 is: 5,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698.94 : 13,037.73 = 3,428.67 : x
  2. Step 2: Convert to fraction form
    8,698.94/13,037.73 = 3,428.67/x
  3. Step 3: Cross multiply
    8,698.94x = 13,037.73 × 3,428.67
  4. Step 4: Simplify right side
    8,698.94x = 44,702,102.01
  5. Step 5: Solve for x
    x = 44,702,102.01/8,698.94
  6. Step 6: Final answer
    x = 5,138.80

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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.