Home / 8,165.36-12,246.39-4,003.58

Finding the Fourth Proportional to 8,165.36, 12,246.39 and 4,003.58

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Solution

The fourth proportional to 8,165.36, 12,246.39 and 4,003.58 is: 6,004.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.36 : 12,246.39 = 4,003.58 : x
  2. Step 2: Convert to fraction form
    8,165.36/12,246.39 = 4,003.58/x
  3. Step 3: Cross multiply
    8,165.36x = 12,246.39 × 4,003.58
  4. Step 4: Simplify right side
    8,165.36x = 49,029,340.84
  5. Step 5: Solve for x
    x = 49,029,340.84/8,165.36
  6. Step 6: Final answer
    x = 6,004.56

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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.