Home / 8,072.58-11,141.20-4,535.79

Finding the Fourth Proportional to 8,072.58, 11,141.20 and 4,535.79

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Solution

The fourth proportional to 8,072.58, 11,141.20 and 4,535.79 is: 6,259.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.58 : 11,141.20 = 4,535.79 : x
  2. Step 2: Convert to fraction form
    8,072.58/11,141.20 = 4,535.79/x
  3. Step 3: Cross multiply
    8,072.58x = 11,141.20 × 4,535.79
  4. Step 4: Simplify right side
    8,072.58x = 50,534,143.55
  5. Step 5: Solve for x
    x = 50,534,143.55/8,072.58
  6. Step 6: Final answer
    x = 6,259.97

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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.