Home / 10,238.08-15,353.86-3,996.58

Finding the Fourth Proportional to 10,238.08, 15,353.86 and 3,996.58

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Solution

The fourth proportional to 10,238.08, 15,353.86 and 3,996.58 is: 5,993.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,238.08 : 15,353.86 = 3,996.58 : x
  2. Step 2: Convert to fraction form
    10,238.08/15,353.86 = 3,996.58/x
  3. Step 3: Cross multiply
    10,238.08x = 15,353.86 × 3,996.58
  4. Step 4: Simplify right side
    10,238.08x = 61,362,833.05
  5. Step 5: Solve for x
    x = 61,362,833.05/10,238.08
  6. Step 6: Final answer
    x = 5,993.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.