Home / 5,755.09-8,632.75-1,806.26

Finding the Fourth Proportional to 5,755.09, 8,632.75 and 1,806.26

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Solution

The fourth proportional to 5,755.09, 8,632.75 and 1,806.26 is: 2,709.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.09 : 8,632.75 = 1,806.26 : x
  2. Step 2: Convert to fraction form
    5,755.09/8,632.75 = 1,806.26/x
  3. Step 3: Cross multiply
    5,755.09x = 8,632.75 × 1,806.26
  4. Step 4: Simplify right side
    5,755.09x = 15,592,991.02
  5. Step 5: Solve for x
    x = 15,592,991.02/5,755.09
  6. Step 6: Final answer
    x = 2,709.43

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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.