Home / 10,699.27-14,765.10-5,918.97

Finding the Fourth Proportional to 10,699.27, 14,765.10 and 5,918.97

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Solution

The fourth proportional to 10,699.27, 14,765.10 and 5,918.97 is: 8,168.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699.27 : 14,765.10 = 5,918.97 : x
  2. Step 2: Convert to fraction form
    10,699.27/14,765.10 = 5,918.97/x
  3. Step 3: Cross multiply
    10,699.27x = 14,765.10 × 5,918.97
  4. Step 4: Simplify right side
    10,699.27x = 87,394,183.95
  5. Step 5: Solve for x
    x = 87,394,183.95/10,699.27
  6. Step 6: Final answer
    x = 8,168.24

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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.