Home / 10,930.08-16,403.22-4,693.08

Finding the Fourth Proportional to 10,930.08, 16,403.22 and 4,693.08

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Solution

The fourth proportional to 10,930.08, 16,403.22 and 4,693.08 is: 7,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930.08 : 16,403.22 = 4,693.08 : x
  2. Step 2: Convert to fraction form
    10,930.08/16,403.22 = 4,693.08/x
  3. Step 3: Cross multiply
    10,930.08x = 16,403.22 × 4,693.08
  4. Step 4: Simplify right side
    10,930.08x = 76,981,623.72
  5. Step 5: Solve for x
    x = 76,981,623.72/10,930.08
  6. Step 6: Final answer
    x = 7,043.10

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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.