Home / 7,946.83-11,918.89-2,104.03

Finding the Fourth Proportional to 7,946.83, 11,918.89 and 2,104.03

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Solution

The fourth proportional to 7,946.83, 11,918.89 and 2,104.03 is: 3,155.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.83 : 11,918.89 = 2,104.03 : x
  2. Step 2: Convert to fraction form
    7,946.83/11,918.89 = 2,104.03/x
  3. Step 3: Cross multiply
    7,946.83x = 11,918.89 × 2,104.03
  4. Step 4: Simplify right side
    7,946.83x = 25,077,702.13
  5. Step 5: Solve for x
    x = 25,077,702.13/7,946.83
  6. Step 6: Final answer
    x = 3,155.69

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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.