Home / 6,921.63-10,384.09-2,241.64

Finding the Fourth Proportional to 6,921.63, 10,384.09 and 2,241.64

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Solution

The fourth proportional to 6,921.63, 10,384.09 and 2,241.64 is: 3,362.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921.63 : 10,384.09 = 2,241.64 : x
  2. Step 2: Convert to fraction form
    6,921.63/10,384.09 = 2,241.64/x
  3. Step 3: Cross multiply
    6,921.63x = 10,384.09 × 2,241.64
  4. Step 4: Simplify right side
    6,921.63x = 23,277,359.94
  5. Step 5: Solve for x
    x = 23,277,359.94/6,921.63
  6. Step 6: Final answer
    x = 3,362.99

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1.5x scale

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.