Home / 5,109.50-7,666.10-2,514.26

Finding the Fourth Proportional to 5,109.50, 7,666.10 and 2,514.26

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Solution

The fourth proportional to 5,109.50, 7,666.10 and 2,514.26 is: 3,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109.50 : 7,666.10 = 2,514.26 : x
  2. Step 2: Convert to fraction form
    5,109.50/7,666.10 = 2,514.26/x
  3. Step 3: Cross multiply
    5,109.50x = 7,666.10 × 2,514.26
  4. Step 4: Simplify right side
    5,109.50x = 19,274,568.59
  5. Step 5: Solve for x
    x = 19,274,568.59/5,109.50
  6. Step 6: Final answer
    x = 3,772.30

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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.