Home / 11,790.48-17,690.40-4,863.36

Finding the Fourth Proportional to 11,790.48, 17,690.40 and 4,863.36

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Solution

The fourth proportional to 11,790.48, 17,690.40 and 4,863.36 is: 7,296.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790.48 : 17,690.40 = 4,863.36 : x
  2. Step 2: Convert to fraction form
    11,790.48/17,690.40 = 4,863.36/x
  3. Step 3: Cross multiply
    11,790.48x = 17,690.40 × 4,863.36
  4. Step 4: Simplify right side
    11,790.48x = 86,034,783.74
  5. Step 5: Solve for x
    x = 86,034,783.74/11,790.48
  6. Step 6: Final answer
    x = 7,296.97

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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.