Home / 11,120.80-16,683.23-5,277.36

Finding the Fourth Proportional to 11,120.80, 16,683.23 and 5,277.36

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Solution

The fourth proportional to 11,120.80, 16,683.23 and 5,277.36 is: 7,917.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120.80 : 16,683.23 = 5,277.36 : x
  2. Step 2: Convert to fraction form
    11,120.80/16,683.23 = 5,277.36/x
  3. Step 3: Cross multiply
    11,120.80x = 16,683.23 × 5,277.36
  4. Step 4: Simplify right side
    11,120.80x = 88,043,410.67
  5. Step 5: Solve for x
    x = 88,043,410.67/11,120.80
  6. Step 6: Final answer
    x = 7,917.00

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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.