Home / 8,845.40-13,268.57-2,271.64

Finding the Fourth Proportional to 8,845.40, 13,268.57 and 2,271.64

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Solution

The fourth proportional to 8,845.40, 13,268.57 and 2,271.64 is: 3,407.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.40 : 13,268.57 = 2,271.64 : x
  2. Step 2: Convert to fraction form
    8,845.40/13,268.57 = 2,271.64/x
  3. Step 3: Cross multiply
    8,845.40x = 13,268.57 × 2,271.64
  4. Step 4: Simplify right side
    8,845.40x = 30,141,414.35
  5. Step 5: Solve for x
    x = 30,141,414.35/8,845.40
  6. Step 6: Final answer
    x = 3,407.58

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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.