Home / 4,719.62-6,514.89-3,147.14

Finding the Fourth Proportional to 4,719.62, 6,514.89 and 3,147.14

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Solution

The fourth proportional to 4,719.62, 6,514.89 and 3,147.14 is: 4,344.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.62 : 6,514.89 = 3,147.14 : x
  2. Step 2: Convert to fraction form
    4,719.62/6,514.89 = 3,147.14/x
  3. Step 3: Cross multiply
    4,719.62x = 6,514.89 × 3,147.14
  4. Step 4: Simplify right side
    4,719.62x = 20,503,270.91
  5. Step 5: Solve for x
    x = 20,503,270.91/4,719.62
  6. Step 6: Final answer
    x = 4,344.26

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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.