Home / 5,883.21-8,118.90-3,230.64

Finding the Fourth Proportional to 5,883.21, 8,118.90 and 3,230.64

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Solution

The fourth proportional to 5,883.21, 8,118.90 and 3,230.64 is: 4,458.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,883.21 : 8,118.90 = 3,230.64 : x
  2. Step 2: Convert to fraction form
    5,883.21/8,118.90 = 3,230.64/x
  3. Step 3: Cross multiply
    5,883.21x = 8,118.90 × 3,230.64
  4. Step 4: Simplify right side
    5,883.21x = 26,229,243.10
  5. Step 5: Solve for x
    x = 26,229,243.10/5,883.21
  6. Step 6: Final answer
    x = 4,458.32

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Double scale
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Similar ratio
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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.