Home / 8,284.28-12,419.06-3,018.06

Finding the Fourth Proportional to 8,284.28, 12,419.06 and 3,018.06

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Solution

The fourth proportional to 8,284.28, 12,419.06 and 3,018.06 is: 4,524.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.28 : 12,419.06 = 3,018.06 : x
  2. Step 2: Convert to fraction form
    8,284.28/12,419.06 = 3,018.06/x
  3. Step 3: Cross multiply
    8,284.28x = 12,419.06 × 3,018.06
  4. Step 4: Simplify right side
    8,284.28x = 37,481,453.13
  5. Step 5: Solve for x
    x = 37,481,453.13/8,284.28
  6. Step 6: Final answer
    x = 4,524.41

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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.