Home / 9,268.44-12,790.32-5,291.88

Finding the Fourth Proportional to 9,268.44, 12,790.32 and 5,291.88

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Solution

The fourth proportional to 9,268.44, 12,790.32 and 5,291.88 is: 7,302.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268.44 : 12,790.32 = 5,291.88 : x
  2. Step 2: Convert to fraction form
    9,268.44/12,790.32 = 5,291.88/x
  3. Step 3: Cross multiply
    9,268.44x = 12,790.32 × 5,291.88
  4. Step 4: Simplify right side
    9,268.44x = 67,684,838.60
  5. Step 5: Solve for x
    x = 67,684,838.60/9,268.44
  6. Step 6: Final answer
    x = 7,302.72

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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.