Home / 8,169.44-11,275.83-4,634.72

Finding the Fourth Proportional to 8,169.44, 11,275.83 and 4,634.72

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Solution

The fourth proportional to 8,169.44, 11,275.83 and 4,634.72 is: 6,397.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.44 : 11,275.83 = 4,634.72 : x
  2. Step 2: Convert to fraction form
    8,169.44/11,275.83 = 4,634.72/x
  3. Step 3: Cross multiply
    8,169.44x = 11,275.83 × 4,634.72
  4. Step 4: Simplify right side
    8,169.44x = 52,260,314.82
  5. Step 5: Solve for x
    x = 52,260,314.82/8,169.44
  6. Step 6: Final answer
    x = 6,397.05

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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.