Home / 6,512.38-9,765.12-2,999.32

Finding the Fourth Proportional to 6,512.38, 9,765.12 and 2,999.32

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Solution

The fourth proportional to 6,512.38, 9,765.12 and 2,999.32 is: 4,497.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.38 : 9,765.12 = 2,999.32 : x
  2. Step 2: Convert to fraction form
    6,512.38/9,765.12 = 2,999.32/x
  3. Step 3: Cross multiply
    6,512.38x = 9,765.12 × 2,999.32
  4. Step 4: Simplify right side
    6,512.38x = 29,288,719.72
  5. Step 5: Solve for x
    x = 29,288,719.72/6,512.38
  6. Step 6: Final answer
    x = 4,497.39

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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.