Home / 8,054.16-11,118.92-6,257.64

Finding the Fourth Proportional to 8,054.16, 11,118.92 and 6,257.64

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Solution

The fourth proportional to 8,054.16, 11,118.92 and 6,257.64 is: 8,638.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.16 : 11,118.92 = 6,257.64 : x
  2. Step 2: Convert to fraction form
    8,054.16/11,118.92 = 6,257.64/x
  3. Step 3: Cross multiply
    8,054.16x = 11,118.92 × 6,257.64
  4. Step 4: Simplify right side
    8,054.16x = 69,578,198.55
  5. Step 5: Solve for x
    x = 69,578,198.55/8,054.16
  6. Step 6: Final answer
    x = 8,638.79

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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.