Home / 8,619.44-11,899.37-5,801.63

Finding the Fourth Proportional to 8,619.44, 11,899.37 and 5,801.63

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Solution

The fourth proportional to 8,619.44, 11,899.37 and 5,801.63 is: 8,009.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619.44 : 11,899.37 = 5,801.63 : x
  2. Step 2: Convert to fraction form
    8,619.44/11,899.37 = 5,801.63/x
  3. Step 3: Cross multiply
    8,619.44x = 11,899.37 × 5,801.63
  4. Step 4: Simplify right side
    8,619.44x = 69,035,741.97
  5. Step 5: Solve for x
    x = 69,035,741.97/8,619.44
  6. Step 6: Final answer
    x = 8,009.31

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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.