Home / 8,246.32-12,369.56-3,866.88

Finding the Fourth Proportional to 8,246.32, 12,369.56 and 3,866.88

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Solution

The fourth proportional to 8,246.32, 12,369.56 and 3,866.88 is: 5,800.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.32 : 12,369.56 = 3,866.88 : x
  2. Step 2: Convert to fraction form
    8,246.32/12,369.56 = 3,866.88/x
  3. Step 3: Cross multiply
    8,246.32x = 12,369.56 × 3,866.88
  4. Step 4: Simplify right side
    8,246.32x = 47,831,604.17
  5. Step 5: Solve for x
    x = 47,831,604.17/8,246.32
  6. Step 6: Final answer
    x = 5,800.36

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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.