Home / 7,953.45-11,942.33-5,499.15

Finding the Fourth Proportional to 7,953.45, 11,942.33 and 5,499.15

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Solution

The fourth proportional to 7,953.45, 11,942.33 and 5,499.15 is: 8,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.45 : 11,942.33 = 5,499.15 : x
  2. Step 2: Convert to fraction form
    7,953.45/11,942.33 = 5,499.15/x
  3. Step 3: Cross multiply
    7,953.45x = 11,942.33 × 5,499.15
  4. Step 4: Simplify right side
    7,953.45x = 65,672,636.52
  5. Step 5: Solve for x
    x = 65,672,636.52/7,953.45
  6. Step 6: Final answer
    x = 8,257.13

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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.