Home / 9,301.86-12,835.68-5,268.87

Finding the Fourth Proportional to 9,301.86, 12,835.68 and 5,268.87

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Solution

The fourth proportional to 9,301.86, 12,835.68 and 5,268.87 is: 7,270.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301.86 : 12,835.68 = 5,268.87 : x
  2. Step 2: Convert to fraction form
    9,301.86/12,835.68 = 5,268.87/x
  3. Step 3: Cross multiply
    9,301.86x = 12,835.68 × 5,268.87
  4. Step 4: Simplify right side
    9,301.86x = 67,629,529.28
  5. Step 5: Solve for x
    x = 67,629,529.28/9,301.86
  6. Step 6: Final answer
    x = 7,270.54

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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.