Home / 11,871.56-16,381.66-6,566.27

Finding the Fourth Proportional to 11,871.56, 16,381.66 and 6,566.27

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Solution

The fourth proportional to 11,871.56, 16,381.66 and 6,566.27 is: 9,060.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,871.56 : 16,381.66 = 6,566.27 : x
  2. Step 2: Convert to fraction form
    11,871.56/16,381.66 = 6,566.27/x
  3. Step 3: Cross multiply
    11,871.56x = 16,381.66 × 6,566.27
  4. Step 4: Simplify right side
    11,871.56x = 107,566,304.28
  5. Step 5: Solve for x
    x = 107,566,304.28/11,871.56
  6. Step 6: Final answer
    x = 9,060.84

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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.