Home / 10,668.96-16,003.73-2,877.75

Finding the Fourth Proportional to 10,668.96, 16,003.73 and 2,877.75

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Solution

The fourth proportional to 10,668.96, 16,003.73 and 2,877.75 is: 4,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.96 : 16,003.73 = 2,877.75 : x
  2. Step 2: Convert to fraction form
    10,668.96/16,003.73 = 2,877.75/x
  3. Step 3: Cross multiply
    10,668.96x = 16,003.73 × 2,877.75
  4. Step 4: Simplify right side
    10,668.96x = 46,054,741.20
  5. Step 5: Solve for x
    x = 46,054,741.20/10,668.96
  6. Step 6: Final answer
    x = 4,316.70

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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.