Home / 8,288.96-11,438.97-5,101.07

Finding the Fourth Proportional to 8,288.96, 11,438.97 and 5,101.07

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Solution

The fourth proportional to 8,288.96, 11,438.97 and 5,101.07 is: 7,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.96 : 11,438.97 = 5,101.07 : x
  2. Step 2: Convert to fraction form
    8,288.96/11,438.97 = 5,101.07/x
  3. Step 3: Cross multiply
    8,288.96x = 11,438.97 × 5,101.07
  4. Step 4: Simplify right side
    8,288.96x = 58,350,986.70
  5. Step 5: Solve for x
    x = 58,350,986.70/8,288.96
  6. Step 6: Final answer
    x = 7,039.60

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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.