Home / 12,127.49-18,198.52-6,583.44

Finding the Fourth Proportional to 12,127.49, 18,198.52 and 6,583.44

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Solution

The fourth proportional to 12,127.49, 18,198.52 and 6,583.44 is: 9,879.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127.49 : 18,198.52 = 6,583.44 : x
  2. Step 2: Convert to fraction form
    12,127.49/18,198.52 = 6,583.44/x
  3. Step 3: Cross multiply
    12,127.49x = 18,198.52 × 6,583.44
  4. Step 4: Simplify right side
    12,127.49x = 119,808,848.05
  5. Step 5: Solve for x
    x = 119,808,848.05/12,127.49
  6. Step 6: Final answer
    x = 9,879.12

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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.