Home / 10,010.72-13,814.96-5,818.97

Finding the Fourth Proportional to 10,010.72, 13,814.96 and 5,818.97

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Solution

The fourth proportional to 10,010.72, 13,814.96 and 5,818.97 is: 8,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.72 : 13,814.96 = 5,818.97 : x
  2. Step 2: Convert to fraction form
    10,010.72/13,814.96 = 5,818.97/x
  3. Step 3: Cross multiply
    10,010.72x = 13,814.96 × 5,818.97
  4. Step 4: Simplify right side
    10,010.72x = 80,388,739.62
  5. Step 5: Solve for x
    x = 80,388,739.62/10,010.72
  6. Step 6: Final answer
    x = 8,030.27

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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.