Home / 3,458.44-4,772.68-1,886.57

Finding the Fourth Proportional to 3,458.44, 4,772.68 and 1,886.57

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Solution

The fourth proportional to 3,458.44, 4,772.68 and 1,886.57 is: 2,603.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.44 : 4,772.68 = 1,886.57 : x
  2. Step 2: Convert to fraction form
    3,458.44/4,772.68 = 1,886.57/x
  3. Step 3: Cross multiply
    3,458.44x = 4,772.68 × 1,886.57
  4. Step 4: Simplify right side
    3,458.44x = 9,003,966.33
  5. Step 5: Solve for x
    x = 9,003,966.33/3,458.44
  6. Step 6: Final answer
    x = 2,603.48

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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.