Home / 5,343.78-8,016.59-2,383.28

Finding the Fourth Proportional to 5,343.78, 8,016.59 and 2,383.28

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Solution

The fourth proportional to 5,343.78, 8,016.59 and 2,383.28 is: 3,575.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.78 : 8,016.59 = 2,383.28 : x
  2. Step 2: Convert to fraction form
    5,343.78/8,016.59 = 2,383.28/x
  3. Step 3: Cross multiply
    5,343.78x = 8,016.59 × 2,383.28
  4. Step 4: Simplify right side
    5,343.78x = 19,105,778.62
  5. Step 5: Solve for x
    x = 19,105,778.62/5,343.78
  6. Step 6: Final answer
    x = 3,575.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.