Home / 11,323.18-16,987.26-4,745.98

Finding the Fourth Proportional to 11,323.18, 16,987.26 and 4,745.98

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Solution

The fourth proportional to 11,323.18, 16,987.26 and 4,745.98 is: 7,120.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.18 : 16,987.26 = 4,745.98 : x
  2. Step 2: Convert to fraction form
    11,323.18/16,987.26 = 4,745.98/x
  3. Step 3: Cross multiply
    11,323.18x = 16,987.26 × 4,745.98
  4. Step 4: Simplify right side
    11,323.18x = 80,621,196.21
  5. Step 5: Solve for x
    x = 80,621,196.21/11,323.18
  6. Step 6: Final answer
    x = 7,120.01

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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.