Home / 8,458.26-11,671.43-4,873.74

Finding the Fourth Proportional to 8,458.26, 11,671.43 and 4,873.74

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Solution

The fourth proportional to 8,458.26, 11,671.43 and 4,873.74 is: 6,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458.26 : 11,671.43 = 4,873.74 : x
  2. Step 2: Convert to fraction form
    8,458.26/11,671.43 = 4,873.74/x
  3. Step 3: Cross multiply
    8,458.26x = 11,671.43 × 4,873.74
  4. Step 4: Simplify right side
    8,458.26x = 56,883,490.88
  5. Step 5: Solve for x
    x = 56,883,490.88/8,458.26
  6. Step 6: Final answer
    x = 6,725.20

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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.