Home / 10,018.07-13,825.97-5,769.27

Finding the Fourth Proportional to 10,018.07, 13,825.97 and 5,769.27

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Solution

The fourth proportional to 10,018.07, 13,825.97 and 5,769.27 is: 7,962.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.07 : 13,825.97 = 5,769.27 : x
  2. Step 2: Convert to fraction form
    10,018.07/13,825.97 = 5,769.27/x
  3. Step 3: Cross multiply
    10,018.07x = 13,825.97 × 5,769.27
  4. Step 4: Simplify right side
    10,018.07x = 79,765,753.94
  5. Step 5: Solve for x
    x = 79,765,753.94/10,018.07
  6. Step 6: Final answer
    x = 7,962.19

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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.