Home / 5,915.21-8,162.83-3,262.44

Finding the Fourth Proportional to 5,915.21, 8,162.83 and 3,262.44

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Solution

The fourth proportional to 5,915.21, 8,162.83 and 3,262.44 is: 4,502.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.21 : 8,162.83 = 3,262.44 : x
  2. Step 2: Convert to fraction form
    5,915.21/8,162.83 = 3,262.44/x
  3. Step 3: Cross multiply
    5,915.21x = 8,162.83 × 3,262.44
  4. Step 4: Simplify right side
    5,915.21x = 26,630,743.11
  5. Step 5: Solve for x
    x = 26,630,743.11/5,915.21
  6. Step 6: Final answer
    x = 4,502.08

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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.