Home / 10,829.46-14,940.13-7,286.52

Finding the Fourth Proportional to 10,829.46, 14,940.13 and 7,286.52

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Solution

The fourth proportional to 10,829.46, 14,940.13 and 7,286.52 is: 10,052.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.46 : 14,940.13 = 7,286.52 : x
  2. Step 2: Convert to fraction form
    10,829.46/14,940.13 = 7,286.52/x
  3. Step 3: Cross multiply
    10,829.46x = 14,940.13 × 7,286.52
  4. Step 4: Simplify right side
    10,829.46x = 108,861,556.05
  5. Step 5: Solve for x
    x = 108,861,556.05/10,829.46
  6. Step 6: Final answer
    x = 10,052.35

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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.