Home / 11,054.54-16,570.73-5,135.59

Finding the Fourth Proportional to 11,054.54, 16,570.73 and 5,135.59

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Solution

The fourth proportional to 11,054.54, 16,570.73 and 5,135.59 is: 7,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.54 : 16,570.73 = 5,135.59 : x
  2. Step 2: Convert to fraction form
    11,054.54/16,570.73 = 5,135.59/x
  3. Step 3: Cross multiply
    11,054.54x = 16,570.73 × 5,135.59
  4. Step 4: Simplify right side
    11,054.54x = 85,100,433.85
  5. Step 5: Solve for x
    x = 85,100,433.85/11,054.54
  6. Step 6: Final answer
    x = 7,698.23

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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.