Home / 7,311.26-10,966.79-2,630.48

Finding the Fourth Proportional to 7,311.26, 10,966.79 and 2,630.48

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Solution

The fourth proportional to 7,311.26, 10,966.79 and 2,630.48 is: 3,945.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311.26 : 10,966.79 = 2,630.48 : x
  2. Step 2: Convert to fraction form
    7,311.26/10,966.79 = 2,630.48/x
  3. Step 3: Cross multiply
    7,311.26x = 10,966.79 × 2,630.48
  4. Step 4: Simplify right side
    7,311.26x = 28,847,873.50
  5. Step 5: Solve for x
    x = 28,847,873.50/7,311.26
  6. Step 6: Final answer
    x = 3,945.68

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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.