Home / 9,906.48-14,861.39-3,666.51

Finding the Fourth Proportional to 9,906.48, 14,861.39 and 3,666.51

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Solution

The fourth proportional to 9,906.48, 14,861.39 and 3,666.51 is: 5,500.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906.48 : 14,861.39 = 3,666.51 : x
  2. Step 2: Convert to fraction form
    9,906.48/14,861.39 = 3,666.51/x
  3. Step 3: Cross multiply
    9,906.48x = 14,861.39 × 3,666.51
  4. Step 4: Simplify right side
    9,906.48x = 54,489,416.72
  5. Step 5: Solve for x
    x = 54,489,416.72/9,906.48
  6. Step 6: Final answer
    x = 5,500.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.