Home / 8,630.42-12,936.40-4,466.24

Finding the Fourth Proportional to 8,630.42, 12,936.40 and 4,466.24

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Solution

The fourth proportional to 8,630.42, 12,936.40 and 4,466.24 is: 6,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,630.42 : 12,936.40 = 4,466.24 : x
  2. Step 2: Convert to fraction form
    8,630.42/12,936.40 = 4,466.24/x
  3. Step 3: Cross multiply
    8,630.42x = 12,936.40 × 4,466.24
  4. Step 4: Simplify right side
    8,630.42x = 57,777,067.14
  5. Step 5: Solve for x
    x = 57,777,067.14/8,630.42
  6. Step 6: Final answer
    x = 6,694.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.