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Finding the Fourth Proportional to 7,737.39, 11,600.01 and 3,839.67

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Solution

The fourth proportional to 7,737.39, 11,600.01 and 3,839.67 is: 5,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.39 : 11,600.01 = 3,839.67 : x
  2. Step 2: Convert to fraction form
    7,737.39/11,600.01 = 3,839.67/x
  3. Step 3: Cross multiply
    7,737.39x = 11,600.01 × 3,839.67
  4. Step 4: Simplify right side
    7,737.39x = 44,540,210.40
  5. Step 5: Solve for x
    x = 44,540,210.40/7,737.39
  6. Step 6: Final answer
    x = 5,756.49

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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.