Home / 3,054.90-4,578.47-1,664.88

Finding the Fourth Proportional to 3,054.90, 4,578.47 and 1,664.88

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Solution

The fourth proportional to 3,054.90, 4,578.47 and 1,664.88 is: 2,495.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054.90 : 4,578.47 = 1,664.88 : x
  2. Step 2: Convert to fraction form
    3,054.90/4,578.47 = 1,664.88/x
  3. Step 3: Cross multiply
    3,054.90x = 4,578.47 × 1,664.88
  4. Step 4: Simplify right side
    3,054.90x = 7,622,603.13
  5. Step 5: Solve for x
    x = 7,622,603.13/3,054.90
  6. Step 6: Final answer
    x = 2,495.21

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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.