Home / 12,148.73-16,764.93-6,843.23

Finding the Fourth Proportional to 12,148.73, 16,764.93 and 6,843.23

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Solution

The fourth proportional to 12,148.73, 16,764.93 and 6,843.23 is: 9,443.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148.73 : 16,764.93 = 6,843.23 : x
  2. Step 2: Convert to fraction form
    12,148.73/16,764.93 = 6,843.23/x
  3. Step 3: Cross multiply
    12,148.73x = 16,764.93 × 6,843.23
  4. Step 4: Simplify right side
    12,148.73x = 114,726,271.92
  5. Step 5: Solve for x
    x = 114,726,271.92/12,148.73
  6. Step 6: Final answer
    x = 9,443.48

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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.