Home / 5,402.07-8,104.20-2,282.09

Finding the Fourth Proportional to 5,402.07, 8,104.20 and 2,282.09

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Solution

The fourth proportional to 5,402.07, 8,104.20 and 2,282.09 is: 3,423.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.07 : 8,104.20 = 2,282.09 : x
  2. Step 2: Convert to fraction form
    5,402.07/8,104.20 = 2,282.09/x
  3. Step 3: Cross multiply
    5,402.07x = 8,104.20 × 2,282.09
  4. Step 4: Simplify right side
    5,402.07x = 18,494,473.26
  5. Step 5: Solve for x
    x = 18,494,473.26/5,402.07
  6. Step 6: Final answer
    x = 3,423.59

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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.