Home / 5,999.40-8,278.34-3,481.72

Finding the Fourth Proportional to 5,999.40, 8,278.34 and 3,481.72

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Solution

The fourth proportional to 5,999.40, 8,278.34 and 3,481.72 is: 4,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.40 : 8,278.34 = 3,481.72 : x
  2. Step 2: Convert to fraction form
    5,999.40/8,278.34 = 3,481.72/x
  3. Step 3: Cross multiply
    5,999.40x = 8,278.34 × 3,481.72
  4. Step 4: Simplify right side
    5,999.40x = 28,822,823.84
  5. Step 5: Solve for x
    x = 28,822,823.84/5,999.40
  6. Step 6: Final answer
    x = 4,804.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.