Home / 3,895.99-5,376.26-2,127.25

Finding the Fourth Proportional to 3,895.99, 5,376.26 and 2,127.25

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Solution

The fourth proportional to 3,895.99, 5,376.26 and 2,127.25 is: 2,935.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.99 : 5,376.26 = 2,127.25 : x
  2. Step 2: Convert to fraction form
    3,895.99/5,376.26 = 2,127.25/x
  3. Step 3: Cross multiply
    3,895.99x = 5,376.26 × 2,127.25
  4. Step 4: Simplify right side
    3,895.99x = 11,436,625.01
  5. Step 5: Solve for x
    x = 11,436,625.01/3,895.99
  6. Step 6: Final answer
    x = 2,935.49

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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.