Home / 5,981.34-8,972.37-2,518.86

Finding the Fourth Proportional to 5,981.34, 8,972.37 and 2,518.86

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Solution

The fourth proportional to 5,981.34, 8,972.37 and 2,518.86 is: 3,778.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.34 : 8,972.37 = 2,518.86 : x
  2. Step 2: Convert to fraction form
    5,981.34/8,972.37 = 2,518.86/x
  3. Step 3: Cross multiply
    5,981.34x = 8,972.37 × 2,518.86
  4. Step 4: Simplify right side
    5,981.34x = 22,600,143.90
  5. Step 5: Solve for x
    x = 22,600,143.90/5,981.34
  6. Step 6: Final answer
    x = 3,778.44

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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.