Home / 7,524.50-10,384.17-4,540.28

Finding the Fourth Proportional to 7,524.50, 10,384.17 and 4,540.28

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Solution

The fourth proportional to 7,524.50, 10,384.17 and 4,540.28 is: 6,265.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.50 : 10,384.17 = 4,540.28 : x
  2. Step 2: Convert to fraction form
    7,524.50/10,384.17 = 4,540.28/x
  3. Step 3: Cross multiply
    7,524.50x = 10,384.17 × 4,540.28
  4. Step 4: Simplify right side
    7,524.50x = 47,147,037.93
  5. Step 5: Solve for x
    x = 47,147,037.93/7,524.50
  6. Step 6: Final answer
    x = 6,265.81

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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.