Home / 3,634.98-5,020.36-2,454

Finding the Fourth Proportional to 3,634.98, 5,020.36 and 2,454

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Solution

The fourth proportional to 3,634.98, 5,020.36 and 2,454 is: 3,389.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.98 : 5,020.36 = 2,454 : x
  2. Step 2: Convert to fraction form
    3,634.98/5,020.36 = 2,454/x
  3. Step 3: Cross multiply
    3,634.98x = 5,020.36 × 2,454
  4. Step 4: Simplify right side
    3,634.98x = 12,319,963.44
  5. Step 5: Solve for x
    x = 12,319,963.44/3,634.98
  6. Step 6: Final answer
    x = 3,389.28

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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.