Home / 11,729.24-16,186.06-6,555.16

Finding the Fourth Proportional to 11,729.24, 16,186.06 and 6,555.16

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Solution

The fourth proportional to 11,729.24, 16,186.06 and 6,555.16 is: 9,045.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,729.24 : 16,186.06 = 6,555.16 : x
  2. Step 2: Convert to fraction form
    11,729.24/16,186.06 = 6,555.16/x
  3. Step 3: Cross multiply
    11,729.24x = 16,186.06 × 6,555.16
  4. Step 4: Simplify right side
    11,729.24x = 106,102,213.07
  5. Step 5: Solve for x
    x = 106,102,213.07/11,729.24
  6. Step 6: Final answer
    x = 9,045.96

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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.