Home / 8,537.26-11,782.20-5,180.93

Finding the Fourth Proportional to 8,537.26, 11,782.20 and 5,180.93

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Solution

The fourth proportional to 8,537.26, 11,782.20 and 5,180.93 is: 7,150.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.26 : 11,782.20 = 5,180.93 : x
  2. Step 2: Convert to fraction form
    8,537.26/11,782.20 = 5,180.93/x
  3. Step 3: Cross multiply
    8,537.26x = 11,782.20 × 5,180.93
  4. Step 4: Simplify right side
    8,537.26x = 61,042,668.63
  5. Step 5: Solve for x
    x = 61,042,668.63/8,537.26
  6. Step 6: Final answer
    x = 7,150.15

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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.