Home / 3,824.08-5,277.63-2,145.94

Finding the Fourth Proportional to 3,824.08, 5,277.63 and 2,145.94

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Solution

The fourth proportional to 3,824.08, 5,277.63 and 2,145.94 is: 2,961.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.08 : 5,277.63 = 2,145.94 : x
  2. Step 2: Convert to fraction form
    3,824.08/5,277.63 = 2,145.94/x
  3. Step 3: Cross multiply
    3,824.08x = 5,277.63 × 2,145.94
  4. Step 4: Simplify right side
    3,824.08x = 11,325,477.32
  5. Step 5: Solve for x
    x = 11,325,477.32/3,824.08
  6. Step 6: Final answer
    x = 2,961.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.