Home / 6,945.08-10,420.04-2,015.01

Finding the Fourth Proportional to 6,945.08, 10,420.04 and 2,015.01

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Solution

The fourth proportional to 6,945.08, 10,420.04 and 2,015.01 is: 3,023.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.08 : 10,420.04 = 2,015.01 : x
  2. Step 2: Convert to fraction form
    6,945.08/10,420.04 = 2,015.01/x
  3. Step 3: Cross multiply
    6,945.08x = 10,420.04 × 2,015.01
  4. Step 4: Simplify right side
    6,945.08x = 20,996,489.84
  5. Step 5: Solve for x
    x = 20,996,489.84/6,945.08
  6. Step 6: Final answer
    x = 3,023.22

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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.