Home / 11,619.96-16,040.46-7,848.24

Finding the Fourth Proportional to 11,619.96, 16,040.46 and 7,848.24

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Solution

The fourth proportional to 11,619.96, 16,040.46 and 7,848.24 is: 10,833.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.96 : 16,040.46 = 7,848.24 : x
  2. Step 2: Convert to fraction form
    11,619.96/16,040.46 = 7,848.24/x
  3. Step 3: Cross multiply
    11,619.96x = 16,040.46 × 7,848.24
  4. Step 4: Simplify right side
    11,619.96x = 125,889,379.79
  5. Step 5: Solve for x
    x = 125,889,379.79/11,619.96
  6. Step 6: Final answer
    x = 10,833.89

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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.