Home / 7,117.38-10,676.34-1,923.26

Finding the Fourth Proportional to 7,117.38, 10,676.34 and 1,923.26

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Solution

The fourth proportional to 7,117.38, 10,676.34 and 1,923.26 is: 2,884.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.38 : 10,676.34 = 1,923.26 : x
  2. Step 2: Convert to fraction form
    7,117.38/10,676.34 = 1,923.26/x
  3. Step 3: Cross multiply
    7,117.38x = 10,676.34 × 1,923.26
  4. Step 4: Simplify right side
    7,117.38x = 20,533,324.29
  5. Step 5: Solve for x
    x = 20,533,324.29/7,117.38
  6. Step 6: Final answer
    x = 2,884.96

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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.