Home / 7,643.30-11,464.97-2,096.72

Finding the Fourth Proportional to 7,643.30, 11,464.97 and 2,096.72

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Solution

The fourth proportional to 7,643.30, 11,464.97 and 2,096.72 is: 3,145.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643.30 : 11,464.97 = 2,096.72 : x
  2. Step 2: Convert to fraction form
    7,643.30/11,464.97 = 2,096.72/x
  3. Step 3: Cross multiply
    7,643.30x = 11,464.97 × 2,096.72
  4. Step 4: Simplify right side
    7,643.30x = 24,038,857.94
  5. Step 5: Solve for x
    x = 24,038,857.94/7,643.30
  6. Step 6: Final answer
    x = 3,145.09

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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.