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Finding the Fourth Proportional to 5,731.29, 8,590.94 and 2,401.44

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Solution

The fourth proportional to 5,731.29, 8,590.94 and 2,401.44 is: 3,599.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.29 : 8,590.94 = 2,401.44 : x
  2. Step 2: Convert to fraction form
    5,731.29/8,590.94 = 2,401.44/x
  3. Step 3: Cross multiply
    5,731.29x = 8,590.94 × 2,401.44
  4. Step 4: Simplify right side
    5,731.29x = 20,630,614.95
  5. Step 5: Solve for x
    x = 20,630,614.95/5,731.29
  6. Step 6: Final answer
    x = 3,599.65

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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.