Home / 5,343.35-8,016.64-3,786.36

Finding the Fourth Proportional to 5,343.35, 8,016.64 and 3,786.36

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Solution

The fourth proportional to 5,343.35, 8,016.64 and 3,786.36 is: 5,680.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.35 : 8,016.64 = 3,786.36 : x
  2. Step 2: Convert to fraction form
    5,343.35/8,016.64 = 3,786.36/x
  3. Step 3: Cross multiply
    5,343.35x = 8,016.64 × 3,786.36
  4. Step 4: Simplify right side
    5,343.35x = 30,353,913.14
  5. Step 5: Solve for x
    x = 30,353,913.14/5,343.35
  6. Step 6: Final answer
    x = 5,680.69

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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.