Home / 10,238.24-15,356.60-3,997.07

Finding the Fourth Proportional to 10,238.24, 15,356.60 and 3,997.07

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Solution

The fourth proportional to 10,238.24, 15,356.60 and 3,997.07 is: 5,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,238.24 : 15,356.60 = 3,997.07 : x
  2. Step 2: Convert to fraction form
    10,238.24/15,356.60 = 3,997.07/x
  3. Step 3: Cross multiply
    10,238.24x = 15,356.60 × 3,997.07
  4. Step 4: Simplify right side
    10,238.24x = 61,381,338.37
  5. Step 5: Solve for x
    x = 61,381,338.37/10,238.24
  6. Step 6: Final answer
    x = 5,995.30

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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.