Home / 8,912.73-13,365.33-2,673.63

Finding the Fourth Proportional to 8,912.73, 13,365.33 and 2,673.63

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Solution

The fourth proportional to 8,912.73, 13,365.33 and 2,673.63 is: 4,009.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912.73 : 13,365.33 = 2,673.63 : x
  2. Step 2: Convert to fraction form
    8,912.73/13,365.33 = 2,673.63/x
  3. Step 3: Cross multiply
    8,912.73x = 13,365.33 × 2,673.63
  4. Step 4: Simplify right side
    8,912.73x = 35,733,947.25
  5. Step 5: Solve for x
    x = 35,733,947.25/8,912.73
  6. Step 6: Final answer
    x = 4,009.32

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1.5x scale

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.