Home / 8,155.97-12,236.85-5,032.34

Finding the Fourth Proportional to 8,155.97, 12,236.85 and 5,032.34

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Solution

The fourth proportional to 8,155.97, 12,236.85 and 5,032.34 is: 7,550.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.97 : 12,236.85 = 5,032.34 : x
  2. Step 2: Convert to fraction form
    8,155.97/12,236.85 = 5,032.34/x
  3. Step 3: Cross multiply
    8,155.97x = 12,236.85 × 5,032.34
  4. Step 4: Simplify right side
    8,155.97x = 61,579,928.54
  5. Step 5: Solve for x
    x = 61,579,928.54/8,155.97
  6. Step 6: Final answer
    x = 7,550.29

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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.