Home / 11,668.98-16,103.54-6,633.40

Finding the Fourth Proportional to 11,668.98, 16,103.54 and 6,633.40

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Solution

The fourth proportional to 11,668.98, 16,103.54 and 6,633.40 is: 9,154.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.98 : 16,103.54 = 6,633.40 : x
  2. Step 2: Convert to fraction form
    11,668.98/16,103.54 = 6,633.40/x
  3. Step 3: Cross multiply
    11,668.98x = 16,103.54 × 6,633.40
  4. Step 4: Simplify right side
    11,668.98x = 106,821,222.24
  5. Step 5: Solve for x
    x = 106,821,222.24/11,668.98
  6. Step 6: Final answer
    x = 9,154.29

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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.