Home / 6,940.08-10,411.47-2,009.75

Finding the Fourth Proportional to 6,940.08, 10,411.47 and 2,009.75

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Solution

The fourth proportional to 6,940.08, 10,411.47 and 2,009.75 is: 3,015.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.08 : 10,411.47 = 2,009.75 : x
  2. Step 2: Convert to fraction form
    6,940.08/10,411.47 = 2,009.75/x
  3. Step 3: Cross multiply
    6,940.08x = 10,411.47 × 2,009.75
  4. Step 4: Simplify right side
    6,940.08x = 20,924,399.78
  5. Step 5: Solve for x
    x = 20,924,399.78/6,940.08
  6. Step 6: Final answer
    x = 3,015.01

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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.