Home / 8,336.88-11,480.40-7,452.36

Finding the Fourth Proportional to 8,336.88, 11,480.40 and 7,452.36

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Solution

The fourth proportional to 8,336.88, 11,480.40 and 7,452.36 is: 10,262.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.88 : 11,480.40 = 7,452.36 : x
  2. Step 2: Convert to fraction form
    8,336.88/11,480.40 = 7,452.36/x
  3. Step 3: Cross multiply
    8,336.88x = 11,480.40 × 7,452.36
  4. Step 4: Simplify right side
    8,336.88x = 85,556,073.74
  5. Step 5: Solve for x
    x = 85,556,073.74/8,336.88
  6. Step 6: Final answer
    x = 10,262.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.