Home / 9,268.38-12,790.36-5,076.62

Finding the Fourth Proportional to 9,268.38, 12,790.36 and 5,076.62

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Solution

The fourth proportional to 9,268.38, 12,790.36 and 5,076.62 is: 7,005.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268.38 : 12,790.36 = 5,076.62 : x
  2. Step 2: Convert to fraction form
    9,268.38/12,790.36 = 5,076.62/x
  3. Step 3: Cross multiply
    9,268.38x = 12,790.36 × 5,076.62
  4. Step 4: Simplify right side
    9,268.38x = 64,931,797.38
  5. Step 5: Solve for x
    x = 64,931,797.38/9,268.38
  6. Step 6: Final answer
    x = 7,005.73

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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.