Home / 2,845.16-4,264.43-1,285.95

Finding the Fourth Proportional to 2,845.16, 4,264.43 and 1,285.95

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Solution

The fourth proportional to 2,845.16, 4,264.43 and 1,285.95 is: 1,927.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.16 : 4,264.43 = 1,285.95 : x
  2. Step 2: Convert to fraction form
    2,845.16/4,264.43 = 1,285.95/x
  3. Step 3: Cross multiply
    2,845.16x = 4,264.43 × 1,285.95
  4. Step 4: Simplify right side
    2,845.16x = 5,483,837.33
  5. Step 5: Solve for x
    x = 5,483,837.33/2,845.16
  6. Step 6: Final answer
    x = 1,927.43

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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.