Home / 5,083.53-7,015.64-3,745.28

Finding the Fourth Proportional to 5,083.53, 7,015.64 and 3,745.28

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Solution

The fourth proportional to 5,083.53, 7,015.64 and 3,745.28 is: 5,168.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.53 : 7,015.64 = 3,745.28 : x
  2. Step 2: Convert to fraction form
    5,083.53/7,015.64 = 3,745.28/x
  3. Step 3: Cross multiply
    5,083.53x = 7,015.64 × 3,745.28
  4. Step 4: Simplify right side
    5,083.53x = 26,275,482.37
  5. Step 5: Solve for x
    x = 26,275,482.37/5,083.53
  6. Step 6: Final answer
    x = 5,168.75

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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.