Home / 6,745.25-10,117.08-1,815.27

Finding the Fourth Proportional to 6,745.25, 10,117.08 and 1,815.27

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Solution

The fourth proportional to 6,745.25, 10,117.08 and 1,815.27 is: 2,722.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,745.25 : 10,117.08 = 1,815.27 : x
  2. Step 2: Convert to fraction form
    6,745.25/10,117.08 = 1,815.27/x
  3. Step 3: Cross multiply
    6,745.25x = 10,117.08 × 1,815.27
  4. Step 4: Simplify right side
    6,745.25x = 18,365,231.81
  5. Step 5: Solve for x
    x = 18,365,231.81/6,745.25
  6. Step 6: Final answer
    x = 2,722.69

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1.5x scale

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.