Home / 2,943.56-4,063.03-1,895.63

Finding the Fourth Proportional to 2,943.56, 4,063.03 and 1,895.63

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Solution

The fourth proportional to 2,943.56, 4,063.03 and 1,895.63 is: 2,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.56 : 4,063.03 = 1,895.63 : x
  2. Step 2: Convert to fraction form
    2,943.56/4,063.03 = 1,895.63/x
  3. Step 3: Cross multiply
    2,943.56x = 4,063.03 × 1,895.63
  4. Step 4: Simplify right side
    2,943.56x = 7,701,976.50
  5. Step 5: Solve for x
    x = 7,701,976.50/2,943.56
  6. Step 6: Final answer
    x = 2,616.55

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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.