Home / 6,514.11-9,767.52-2,130.39

Finding the Fourth Proportional to 6,514.11, 9,767.52 and 2,130.39

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Solution

The fourth proportional to 6,514.11, 9,767.52 and 2,130.39 is: 3,194.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.11 : 9,767.52 = 2,130.39 : x
  2. Step 2: Convert to fraction form
    6,514.11/9,767.52 = 2,130.39/x
  3. Step 3: Cross multiply
    6,514.11x = 9,767.52 × 2,130.39
  4. Step 4: Simplify right side
    6,514.11x = 20,808,626.93
  5. Step 5: Solve for x
    x = 20,808,626.93/6,514.11
  6. Step 6: Final answer
    x = 3,194.39

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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.