Home / 12,164.13-16,786.52-6,575.13

Finding the Fourth Proportional to 12,164.13, 16,786.52 and 6,575.13

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Solution

The fourth proportional to 12,164.13, 16,786.52 and 6,575.13 is: 9,073.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164.13 : 16,786.52 = 6,575.13 : x
  2. Step 2: Convert to fraction form
    12,164.13/16,786.52 = 6,575.13/x
  3. Step 3: Cross multiply
    12,164.13x = 16,786.52 × 6,575.13
  4. Step 4: Simplify right side
    12,164.13x = 110,373,551.25
  5. Step 5: Solve for x
    x = 110,373,551.25/12,164.13
  6. Step 6: Final answer
    x = 9,073.69

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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.