Home / 8,284.05-12,426.09-2,440.59

Finding the Fourth Proportional to 8,284.05, 12,426.09 and 2,440.59

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Solution

The fourth proportional to 8,284.05, 12,426.09 and 2,440.59 is: 3,660.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.05 : 12,426.09 = 2,440.59 : x
  2. Step 2: Convert to fraction form
    8,284.05/12,426.09 = 2,440.59/x
  3. Step 3: Cross multiply
    8,284.05x = 12,426.09 × 2,440.59
  4. Step 4: Simplify right side
    8,284.05x = 30,326,990.99
  5. Step 5: Solve for x
    x = 30,326,990.99/8,284.05
  6. Step 6: Final answer
    x = 3,660.89

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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.