Home / 12,203.98-16,841.31-6,898.61

Finding the Fourth Proportional to 12,203.98, 16,841.31 and 6,898.61

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Solution

The fourth proportional to 12,203.98, 16,841.31 and 6,898.61 is: 9,519.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,203.98 : 16,841.31 = 6,898.61 : x
  2. Step 2: Convert to fraction form
    12,203.98/16,841.31 = 6,898.61/x
  3. Step 3: Cross multiply
    12,203.98x = 16,841.31 × 6,898.61
  4. Step 4: Simplify right side
    12,203.98x = 116,181,629.58
  5. Step 5: Solve for x
    x = 116,181,629.58/12,203.98
  6. Step 6: Final answer
    x = 9,519.98

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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.