Home / 3,895.66-5,376.00-2,127.26

Finding the Fourth Proportional to 3,895.66, 5,376.00 and 2,127.26

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Solution

The fourth proportional to 3,895.66, 5,376.00 and 2,127.26 is: 2,935.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.66 : 5,376.00 = 2,127.26 : x
  2. Step 2: Convert to fraction form
    3,895.66/5,376.00 = 2,127.26/x
  3. Step 3: Cross multiply
    3,895.66x = 5,376.00 × 2,127.26
  4. Step 4: Simplify right side
    3,895.66x = 11,436,155.08
  5. Step 5: Solve for x
    x = 11,436,155.08/3,895.66
  6. Step 6: Final answer
    x = 2,935.62

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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.