Home / 3,895.77-5,846.46-2,643.25

Finding the Fourth Proportional to 3,895.77, 5,846.46 and 2,643.25

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Solution

The fourth proportional to 3,895.77, 5,846.46 and 2,643.25 is: 3,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.77 : 5,846.46 = 2,643.25 : x
  2. Step 2: Convert to fraction form
    3,895.77/5,846.46 = 2,643.25/x
  3. Step 3: Cross multiply
    3,895.77x = 5,846.46 × 2,643.25
  4. Step 4: Simplify right side
    3,895.77x = 15,453,656.70
  5. Step 5: Solve for x
    x = 15,453,656.70/3,895.77
  6. Step 6: Final answer
    x = 3,966.77

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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.