Home / 10,493.88-14,481.62-5,778.19

Finding the Fourth Proportional to 10,493.88, 14,481.62 and 5,778.19

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Solution

The fourth proportional to 10,493.88, 14,481.62 and 5,778.19 is: 7,973.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.88 : 14,481.62 = 5,778.19 : x
  2. Step 2: Convert to fraction form
    10,493.88/14,481.62 = 5,778.19/x
  3. Step 3: Cross multiply
    10,493.88x = 14,481.62 × 5,778.19
  4. Step 4: Simplify right side
    10,493.88x = 83,677,551.87
  5. Step 5: Solve for x
    x = 83,677,551.87/10,493.88
  6. Step 6: Final answer
    x = 7,973.94

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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.