Home / 12,133.06-16,743.42-6,827.77

Finding the Fourth Proportional to 12,133.06, 16,743.42 and 6,827.77

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Solution

The fourth proportional to 12,133.06, 16,743.42 and 6,827.77 is: 9,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,133.06 : 16,743.42 = 6,827.77 : x
  2. Step 2: Convert to fraction form
    12,133.06/16,743.42 = 6,827.77/x
  3. Step 3: Cross multiply
    12,133.06x = 16,743.42 × 6,827.77
  4. Step 4: Simplify right side
    12,133.06x = 114,320,220.77
  5. Step 5: Solve for x
    x = 114,320,220.77/12,133.06
  6. Step 6: Final answer
    x = 9,422.21

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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.