Home / 11,698.73-16,144.25-6,393.55

Finding the Fourth Proportional to 11,698.73, 16,144.25 and 6,393.55

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Solution

The fourth proportional to 11,698.73, 16,144.25 and 6,393.55 is: 8,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,698.73 : 16,144.25 = 6,393.55 : x
  2. Step 2: Convert to fraction form
    11,698.73/16,144.25 = 6,393.55/x
  3. Step 3: Cross multiply
    11,698.73x = 16,144.25 × 6,393.55
  4. Step 4: Simplify right side
    11,698.73x = 103,219,045.21
  5. Step 5: Solve for x
    x = 103,219,045.21/11,698.73
  6. Step 6: Final answer
    x = 8,823.10

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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.