Home / 6,811.00-10,217.93-2,130.82

Finding the Fourth Proportional to 6,811.00, 10,217.93 and 2,130.82

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Solution

The fourth proportional to 6,811.00, 10,217.93 and 2,130.82 is: 3,196.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811.00 : 10,217.93 = 2,130.82 : x
  2. Step 2: Convert to fraction form
    6,811.00/10,217.93 = 2,130.82/x
  3. Step 3: Cross multiply
    6,811.00x = 10,217.93 × 2,130.82
  4. Step 4: Simplify right side
    6,811.00x = 21,772,533.40
  5. Step 5: Solve for x
    x = 21,772,533.40/6,811.00
  6. Step 6: Final answer
    x = 3,196.67

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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.