Home / 11,684.04-16,125.39-6,649.49

Finding the Fourth Proportional to 11,684.04, 16,125.39 and 6,649.49

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Solution

The fourth proportional to 11,684.04, 16,125.39 and 6,649.49 is: 9,177.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,684.04 : 16,125.39 = 6,649.49 : x
  2. Step 2: Convert to fraction form
    11,684.04/16,125.39 = 6,649.49/x
  3. Step 3: Cross multiply
    11,684.04x = 16,125.39 × 6,649.49
  4. Step 4: Simplify right side
    11,684.04x = 107,225,538.92
  5. Step 5: Solve for x
    x = 107,225,538.92/11,684.04
  6. Step 6: Final answer
    x = 9,177.09

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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.