Home / 11,663.39-16,094.94-6,627.49

Finding the Fourth Proportional to 11,663.39, 16,094.94 and 6,627.49

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Solution

The fourth proportional to 11,663.39, 16,094.94 and 6,627.49 is: 9,145.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663.39 : 16,094.94 = 6,627.49 : x
  2. Step 2: Convert to fraction form
    11,663.39/16,094.94 = 6,627.49/x
  3. Step 3: Cross multiply
    11,663.39x = 16,094.94 × 6,627.49
  4. Step 4: Simplify right side
    11,663.39x = 106,668,988.81
  5. Step 5: Solve for x
    x = 106,668,988.81/11,663.39
  6. Step 6: Final answer
    x = 9,145.62

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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.