Home / 8,173.32-11,279.04-4,636.44

Finding the Fourth Proportional to 8,173.32, 11,279.04 and 4,636.44

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Solution

The fourth proportional to 8,173.32, 11,279.04 and 4,636.44 is: 6,398.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173.32 : 11,279.04 = 4,636.44 : x
  2. Step 2: Convert to fraction form
    8,173.32/11,279.04 = 4,636.44/x
  3. Step 3: Cross multiply
    8,173.32x = 11,279.04 × 4,636.44
  4. Step 4: Simplify right side
    8,173.32x = 52,294,592.22
  5. Step 5: Solve for x
    x = 52,294,592.22/8,173.32
  6. Step 6: Final answer
    x = 6,398.21

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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.