Home / 11,668.68-16,102.80-6,632.91

Finding the Fourth Proportional to 11,668.68, 16,102.80 and 6,632.91

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Solution

The fourth proportional to 11,668.68, 16,102.80 and 6,632.91 is: 9,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.68 : 16,102.80 = 6,632.91 : x
  2. Step 2: Convert to fraction form
    11,668.68/16,102.80 = 6,632.91/x
  3. Step 3: Cross multiply
    11,668.68x = 16,102.80 × 6,632.91
  4. Step 4: Simplify right side
    11,668.68x = 106,808,423.15
  5. Step 5: Solve for x
    x = 106,808,423.15/11,668.68
  6. Step 6: Final answer
    x = 9,153.43

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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.