Home / 3,435.49-4,738.35-2,108.08

Finding the Fourth Proportional to 3,435.49, 4,738.35 and 2,108.08

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Solution

The fourth proportional to 3,435.49, 4,738.35 and 2,108.08 is: 2,907.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.49 : 4,738.35 = 2,108.08 : x
  2. Step 2: Convert to fraction form
    3,435.49/4,738.35 = 2,108.08/x
  3. Step 3: Cross multiply
    3,435.49x = 4,738.35 × 2,108.08
  4. Step 4: Simplify right side
    3,435.49x = 9,988,820.87
  5. Step 5: Solve for x
    x = 9,988,820.87/3,435.49
  6. Step 6: Final answer
    x = 2,907.54

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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.