Home / 11,868.36-17,804.12-4,370.90

Finding the Fourth Proportional to 11,868.36, 17,804.12 and 4,370.90

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Solution

The fourth proportional to 11,868.36, 17,804.12 and 4,370.90 is: 6,556.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868.36 : 17,804.12 = 4,370.90 : x
  2. Step 2: Convert to fraction form
    11,868.36/17,804.12 = 4,370.90/x
  3. Step 3: Cross multiply
    11,868.36x = 17,804.12 × 4,370.90
  4. Step 4: Simplify right side
    11,868.36x = 77,819,917.23
  5. Step 5: Solve for x
    x = 77,819,917.23/11,868.36
  6. Step 6: Final answer
    x = 6,556.92

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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.