Home / 6,834.79-9,432.05-3,850.67

Finding the Fourth Proportional to 6,834.79, 9,432.05 and 3,850.67

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Solution

The fourth proportional to 6,834.79, 9,432.05 and 3,850.67 is: 5,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,834.79 : 9,432.05 = 3,850.67 : x
  2. Step 2: Convert to fraction form
    6,834.79/9,432.05 = 3,850.67/x
  3. Step 3: Cross multiply
    6,834.79x = 9,432.05 × 3,850.67
  4. Step 4: Simplify right side
    6,834.79x = 36,319,716.30
  5. Step 5: Solve for x
    x = 36,319,716.30/6,834.79
  6. Step 6: Final answer
    x = 5,313.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.