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Finding the Fourth Proportional to 6,940.04, 10,410.04 and 2,009.67

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Solution

The fourth proportional to 6,940.04, 10,410.04 and 2,009.67 is: 3,014.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.04 : 10,410.04 = 2,009.67 : x
  2. Step 2: Convert to fraction form
    6,940.04/10,410.04 = 2,009.67/x
  3. Step 3: Cross multiply
    6,940.04x = 10,410.04 × 2,009.67
  4. Step 4: Simplify right side
    6,940.04x = 20,920,740.06
  5. Step 5: Solve for x
    x = 20,920,740.06/6,940.04
  6. Step 6: Final answer
    x = 3,014.50

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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.