Home / 7,698.86-11,556.46-6,255.44

Finding the Fourth Proportional to 7,698.86, 11,556.46 and 6,255.44

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Solution

The fourth proportional to 7,698.86, 11,556.46 and 6,255.44 is: 9,389.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,698.86 : 11,556.46 = 6,255.44 : x
  2. Step 2: Convert to fraction form
    7,698.86/11,556.46 = 6,255.44/x
  3. Step 3: Cross multiply
    7,698.86x = 11,556.46 × 6,255.44
  4. Step 4: Simplify right side
    7,698.86x = 72,290,742.14
  5. Step 5: Solve for x
    x = 72,290,742.14/7,698.86
  6. Step 6: Final answer
    x = 9,389.80

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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.