Home / 8,496.12-11,725.23-5,139.07

Finding the Fourth Proportional to 8,496.12, 11,725.23 and 5,139.07

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Solution

The fourth proportional to 8,496.12, 11,725.23 and 5,139.07 is: 7,092.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,496.12 : 11,725.23 = 5,139.07 : x
  2. Step 2: Convert to fraction form
    8,496.12/11,725.23 = 5,139.07/x
  3. Step 3: Cross multiply
    8,496.12x = 11,725.23 × 5,139.07
  4. Step 4: Simplify right side
    8,496.12x = 60,256,777.74
  5. Step 5: Solve for x
    x = 60,256,777.74/8,496.12
  6. Step 6: Final answer
    x = 7,092.27

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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.