Home / 3,445.39-4,745.77-2,698.01

Finding the Fourth Proportional to 3,445.39, 4,745.77 and 2,698.01

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Solution

The fourth proportional to 3,445.39, 4,745.77 and 2,698.01 is: 3,716.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.39 : 4,745.77 = 2,698.01 : x
  2. Step 2: Convert to fraction form
    3,445.39/4,745.77 = 2,698.01/x
  3. Step 3: Cross multiply
    3,445.39x = 4,745.77 × 2,698.01
  4. Step 4: Simplify right side
    3,445.39x = 12,804,134.92
  5. Step 5: Solve for x
    x = 12,804,134.92/3,445.39
  6. Step 6: Final answer
    x = 3,716.31

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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.