Home / 7,953.61-11,936.57-5,505.54

Finding the Fourth Proportional to 7,953.61, 11,936.57 and 5,505.54

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Solution

The fourth proportional to 7,953.61, 11,936.57 and 5,505.54 is: 8,262.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.61 : 11,936.57 = 5,505.54 : x
  2. Step 2: Convert to fraction form
    7,953.61/11,936.57 = 5,505.54/x
  3. Step 3: Cross multiply
    7,953.61x = 11,936.57 × 5,505.54
  4. Step 4: Simplify right side
    7,953.61x = 65,717,263.60
  5. Step 5: Solve for x
    x = 65,717,263.60/7,953.61
  6. Step 6: Final answer
    x = 8,262.57

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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.