Home / 6,745.81-10,118.80-2,586.03

Finding the Fourth Proportional to 6,745.81, 10,118.80 and 2,586.03

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Solution

The fourth proportional to 6,745.81, 10,118.80 and 2,586.03 is: 3,879.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,745.81 : 10,118.80 = 2,586.03 : x
  2. Step 2: Convert to fraction form
    6,745.81/10,118.80 = 2,586.03/x
  3. Step 3: Cross multiply
    6,745.81x = 10,118.80 × 2,586.03
  4. Step 4: Simplify right side
    6,745.81x = 26,167,520.36
  5. Step 5: Solve for x
    x = 26,167,520.36/6,745.81
  6. Step 6: Final answer
    x = 3,879.08

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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.