Home / 5,505.97-8,256.21-1,806.28

Finding the Fourth Proportional to 5,505.97, 8,256.21 and 1,806.28

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Solution

The fourth proportional to 5,505.97, 8,256.21 and 1,806.28 is: 2,708.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.97 : 8,256.21 = 1,806.28 : x
  2. Step 2: Convert to fraction form
    5,505.97/8,256.21 = 1,806.28/x
  3. Step 3: Cross multiply
    5,505.97x = 8,256.21 × 1,806.28
  4. Step 4: Simplify right side
    5,505.97x = 14,913,027.00
  5. Step 5: Solve for x
    x = 14,913,027.00/5,505.97
  6. Step 6: Final answer
    x = 2,708.52

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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.