Home / 10,755.51-14,843.80-6,280.37

Finding the Fourth Proportional to 10,755.51, 14,843.80 and 6,280.37

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Solution

The fourth proportional to 10,755.51, 14,843.80 and 6,280.37 is: 8,667.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.51 : 14,843.80 = 6,280.37 : x
  2. Step 2: Convert to fraction form
    10,755.51/14,843.80 = 6,280.37/x
  3. Step 3: Cross multiply
    10,755.51x = 14,843.80 × 6,280.37
  4. Step 4: Simplify right side
    10,755.51x = 93,224,556.21
  5. Step 5: Solve for x
    x = 93,224,556.21/10,755.51
  6. Step 6: Final answer
    x = 8,667.61

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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.