Home / 7,856.73-11,784.83-2,013.39

Finding the Fourth Proportional to 7,856.73, 11,784.83 and 2,013.39

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Solution

The fourth proportional to 7,856.73, 11,784.83 and 2,013.39 is: 3,020.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856.73 : 11,784.83 = 2,013.39 : x
  2. Step 2: Convert to fraction form
    7,856.73/11,784.83 = 2,013.39/x
  3. Step 3: Cross multiply
    7,856.73x = 11,784.83 × 2,013.39
  4. Step 4: Simplify right side
    7,856.73x = 23,727,448.81
  5. Step 5: Solve for x
    x = 23,727,448.81/7,856.73
  6. Step 6: Final answer
    x = 3,020.02

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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.