Home / 12,764.92-19,150.33-4,330.97

Finding the Fourth Proportional to 12,764.92, 19,150.33 and 4,330.97

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Solution

The fourth proportional to 12,764.92, 19,150.33 and 4,330.97 is: 6,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764.92 : 19,150.33 = 4,330.97 : x
  2. Step 2: Convert to fraction form
    12,764.92/19,150.33 = 4,330.97/x
  3. Step 3: Cross multiply
    12,764.92x = 19,150.33 × 4,330.97
  4. Step 4: Simplify right side
    12,764.92x = 82,939,387.31
  5. Step 5: Solve for x
    x = 82,939,387.31/12,764.92
  6. Step 6: Final answer
    x = 6,497.45

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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.