Home / 3,809.03-5,254.27-2,745.60

Finding the Fourth Proportional to 3,809.03, 5,254.27 and 2,745.60

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Solution

The fourth proportional to 3,809.03, 5,254.27 and 2,745.60 is: 3,787.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809.03 : 5,254.27 = 2,745.60 : x
  2. Step 2: Convert to fraction form
    3,809.03/5,254.27 = 2,745.60/x
  3. Step 3: Cross multiply
    3,809.03x = 5,254.27 × 2,745.60
  4. Step 4: Simplify right side
    3,809.03x = 14,426,097.14
  5. Step 5: Solve for x
    x = 14,426,097.14/3,809.03
  6. Step 6: Final answer
    x = 3,787.35

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1.5x scale

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.