Home / 6,076.88-9,115.32-3,886.64

Finding the Fourth Proportional to 6,076.88, 9,115.32 and 3,886.64

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Solution

The fourth proportional to 6,076.88, 9,115.32 and 3,886.64 is: 5,829.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.88 : 9,115.32 = 3,886.64 : x
  2. Step 2: Convert to fraction form
    6,076.88/9,115.32 = 3,886.64/x
  3. Step 3: Cross multiply
    6,076.88x = 9,115.32 × 3,886.64
  4. Step 4: Simplify right side
    6,076.88x = 35,427,967.32
  5. Step 5: Solve for x
    x = 35,427,967.32/6,076.88
  6. Step 6: Final answer
    x = 5,829.96

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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.