Home / 10,051.97-13,871.79-5,514.62

Finding the Fourth Proportional to 10,051.97, 13,871.79 and 5,514.62

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Solution

The fourth proportional to 10,051.97, 13,871.79 and 5,514.62 is: 7,610.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.97 : 13,871.79 = 5,514.62 : x
  2. Step 2: Convert to fraction form
    10,051.97/13,871.79 = 5,514.62/x
  3. Step 3: Cross multiply
    10,051.97x = 13,871.79 × 5,514.62
  4. Step 4: Simplify right side
    10,051.97x = 76,497,581.21
  5. Step 5: Solve for x
    x = 76,497,581.21/10,051.97
  6. Step 6: Final answer
    x = 7,610.21

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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.