Home / 11,975.38-16,536.48-7,506.83

Finding the Fourth Proportional to 11,975.38, 16,536.48 and 7,506.83

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Solution

The fourth proportional to 11,975.38, 16,536.48 and 7,506.83 is: 10,365.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975.38 : 16,536.48 = 7,506.83 : x
  2. Step 2: Convert to fraction form
    11,975.38/16,536.48 = 7,506.83/x
  3. Step 3: Cross multiply
    11,975.38x = 16,536.48 × 7,506.83
  4. Step 4: Simplify right side
    11,975.38x = 124,136,544.16
  5. Step 5: Solve for x
    x = 124,136,544.16/11,975.38
  6. Step 6: Final answer
    x = 10,365.98

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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.