Home / 8,038.89-12,054.39-3,357.51

Finding the Fourth Proportional to 8,038.89, 12,054.39 and 3,357.51

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Solution

The fourth proportional to 8,038.89, 12,054.39 and 3,357.51 is: 5,034.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.89 : 12,054.39 = 3,357.51 : x
  2. Step 2: Convert to fraction form
    8,038.89/12,054.39 = 3,357.51/x
  3. Step 3: Cross multiply
    8,038.89x = 12,054.39 × 3,357.51
  4. Step 4: Simplify right side
    8,038.89x = 40,472,734.97
  5. Step 5: Solve for x
    x = 40,472,734.97/8,038.89
  6. Step 6: Final answer
    x = 5,034.62

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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.