Home / 7,636.46-10,540.22-4,654.80

Finding the Fourth Proportional to 7,636.46, 10,540.22 and 4,654.80

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Solution

The fourth proportional to 7,636.46, 10,540.22 and 4,654.80 is: 6,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.46 : 10,540.22 = 4,654.80 : x
  2. Step 2: Convert to fraction form
    7,636.46/10,540.22 = 4,654.80/x
  3. Step 3: Cross multiply
    7,636.46x = 10,540.22 × 4,654.80
  4. Step 4: Simplify right side
    7,636.46x = 49,062,592.78
  5. Step 5: Solve for x
    x = 49,062,592.78/7,636.46
  6. Step 6: Final answer
    x = 6,424.79

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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.