Home / 6,514.26-9,769.32-2,130.54

Finding the Fourth Proportional to 6,514.26, 9,769.32 and 2,130.54

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Solution

The fourth proportional to 6,514.26, 9,769.32 and 2,130.54 is: 3,195.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.26 : 9,769.32 = 2,130.54 : x
  2. Step 2: Convert to fraction form
    6,514.26/9,769.32 = 2,130.54/x
  3. Step 3: Cross multiply
    6,514.26x = 9,769.32 × 2,130.54
  4. Step 4: Simplify right side
    6,514.26x = 20,813,927.03
  5. Step 5: Solve for x
    x = 20,813,927.03/6,514.26
  6. Step 6: Final answer
    x = 3,195.13

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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.