Home / 6,231.60-8,598.20-3,577.60

Finding the Fourth Proportional to 6,231.60, 8,598.20 and 3,577.60

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Solution

The fourth proportional to 6,231.60, 8,598.20 and 3,577.60 is: 4,936.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.60 : 8,598.20 = 3,577.60 : x
  2. Step 2: Convert to fraction form
    6,231.60/8,598.20 = 3,577.60/x
  3. Step 3: Cross multiply
    6,231.60x = 8,598.20 × 3,577.60
  4. Step 4: Simplify right side
    6,231.60x = 30,760,920.32
  5. Step 5: Solve for x
    x = 30,760,920.32/6,231.60
  6. Step 6: Final answer
    x = 4,936.28

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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.