Home / 5,616.46-8,425.50-1,721.44

Finding the Fourth Proportional to 5,616.46, 8,425.50 and 1,721.44

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Solution

The fourth proportional to 5,616.46, 8,425.50 and 1,721.44 is: 2,582.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616.46 : 8,425.50 = 1,721.44 : x
  2. Step 2: Convert to fraction form
    5,616.46/8,425.50 = 1,721.44/x
  3. Step 3: Cross multiply
    5,616.46x = 8,425.50 × 1,721.44
  4. Step 4: Simplify right side
    5,616.46x = 14,503,992.72
  5. Step 5: Solve for x
    x = 14,503,992.72/5,616.46
  6. Step 6: Final answer
    x = 2,582.41

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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.