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Finding the Fourth Proportional to 7,869.76, 11,805.32 and 2,026.32

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Solution

The fourth proportional to 7,869.76, 11,805.32 and 2,026.32 is: 3,039.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869.76 : 11,805.32 = 2,026.32 : x
  2. Step 2: Convert to fraction form
    7,869.76/11,805.32 = 2,026.32/x
  3. Step 3: Cross multiply
    7,869.76x = 11,805.32 × 2,026.32
  4. Step 4: Simplify right side
    7,869.76x = 23,921,356.02
  5. Step 5: Solve for x
    x = 23,921,356.02/7,869.76
  6. Step 6: Final answer
    x = 3,039.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.