Home / 7,901.93-11,852.33-2,971.19

Finding the Fourth Proportional to 7,901.93, 11,852.33 and 2,971.19

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Solution

The fourth proportional to 7,901.93, 11,852.33 and 2,971.19 is: 4,456.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.93 : 11,852.33 = 2,971.19 : x
  2. Step 2: Convert to fraction form
    7,901.93/11,852.33 = 2,971.19/x
  3. Step 3: Cross multiply
    7,901.93x = 11,852.33 × 2,971.19
  4. Step 4: Simplify right side
    7,901.93x = 35,215,450.26
  5. Step 5: Solve for x
    x = 35,215,450.26/7,901.93
  6. Step 6: Final answer
    x = 4,456.57

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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.