Home / 7,834.20-11,751.52-2,286.96

Finding the Fourth Proportional to 7,834.20, 11,751.52 and 2,286.96

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Solution

The fourth proportional to 7,834.20, 11,751.52 and 2,286.96 is: 3,430.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.20 : 11,751.52 = 2,286.96 : x
  2. Step 2: Convert to fraction form
    7,834.20/11,751.52 = 2,286.96/x
  3. Step 3: Cross multiply
    7,834.20x = 11,751.52 × 2,286.96
  4. Step 4: Simplify right side
    7,834.20x = 26,875,283.22
  5. Step 5: Solve for x
    x = 26,875,283.22/7,834.20
  6. Step 6: Final answer
    x = 3,430.51

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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.