Home / 11,668.90-16,103.50-6,633.98

Finding the Fourth Proportional to 11,668.90, 16,103.50 and 6,633.98

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Solution

The fourth proportional to 11,668.90, 16,103.50 and 6,633.98 is: 9,155.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.90 : 16,103.50 = 6,633.98 : x
  2. Step 2: Convert to fraction form
    11,668.90/16,103.50 = 6,633.98/x
  3. Step 3: Cross multiply
    11,668.90x = 16,103.50 × 6,633.98
  4. Step 4: Simplify right side
    11,668.90x = 106,830,296.93
  5. Step 5: Solve for x
    x = 106,830,296.93/11,668.90
  6. Step 6: Final answer
    x = 9,155.13

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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.