Home / 8,795.09-12,138.37-5,017.38

Finding the Fourth Proportional to 8,795.09, 12,138.37 and 5,017.38

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Solution

The fourth proportional to 8,795.09, 12,138.37 and 5,017.38 is: 6,924.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.09 : 12,138.37 = 5,017.38 : x
  2. Step 2: Convert to fraction form
    8,795.09/12,138.37 = 5,017.38/x
  3. Step 3: Cross multiply
    8,795.09x = 12,138.37 × 5,017.38
  4. Step 4: Simplify right side
    8,795.09x = 60,902,814.87
  5. Step 5: Solve for x
    x = 60,902,814.87/8,795.09
  6. Step 6: Final answer
    x = 6,924.64

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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.