Home / 11,172.36-16,745.70-6,244.32

Finding the Fourth Proportional to 11,172.36, 16,745.70 and 6,244.32

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Solution

The fourth proportional to 11,172.36, 16,745.70 and 6,244.32 is: 9,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.36 : 16,745.70 = 6,244.32 : x
  2. Step 2: Convert to fraction form
    11,172.36/16,745.70 = 6,244.32/x
  3. Step 3: Cross multiply
    11,172.36x = 16,745.70 × 6,244.32
  4. Step 4: Simplify right side
    11,172.36x = 104,565,509.42
  5. Step 5: Solve for x
    x = 104,565,509.42/11,172.36
  6. Step 6: Final answer
    x = 9,359.30

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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.