Home / 8,734.08-12,054.72-5,744.64

Finding the Fourth Proportional to 8,734.08, 12,054.72 and 5,744.64

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Solution

The fourth proportional to 8,734.08, 12,054.72 and 5,744.64 is: 7,928.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734.08 : 12,054.72 = 5,744.64 : x
  2. Step 2: Convert to fraction form
    8,734.08/12,054.72 = 5,744.64/x
  3. Step 3: Cross multiply
    8,734.08x = 12,054.72 × 5,744.64
  4. Step 4: Simplify right side
    8,734.08x = 69,250,026.70
  5. Step 5: Solve for x
    x = 69,250,026.70/8,734.08
  6. Step 6: Final answer
    x = 7,928.71

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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.