Home / 5,981.42-8,972.13-2,518.67

Finding the Fourth Proportional to 5,981.42, 8,972.13 and 2,518.67

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Solution

The fourth proportional to 5,981.42, 8,972.13 and 2,518.67 is: 3,778.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.42 : 8,972.13 = 2,518.67 : x
  2. Step 2: Convert to fraction form
    5,981.42/8,972.13 = 2,518.67/x
  3. Step 3: Cross multiply
    5,981.42x = 8,972.13 × 2,518.67
  4. Step 4: Simplify right side
    5,981.42x = 22,597,834.67
  5. Step 5: Solve for x
    x = 22,597,834.67/5,981.42
  6. Step 6: Final answer
    x = 3,778.01

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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.