Home / 7,869.72-11,804.70-2,026.34

Finding the Fourth Proportional to 7,869.72, 11,804.70 and 2,026.34

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Solution

The fourth proportional to 7,869.72, 11,804.70 and 2,026.34 is: 3,039.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869.72 : 11,804.70 = 2,026.34 : x
  2. Step 2: Convert to fraction form
    7,869.72/11,804.70 = 2,026.34/x
  3. Step 3: Cross multiply
    7,869.72x = 11,804.70 × 2,026.34
  4. Step 4: Simplify right side
    7,869.72x = 23,920,328.64
  5. Step 5: Solve for x
    x = 23,920,328.64/7,869.72
  6. Step 6: Final answer
    x = 3,039.54

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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.