Home / 4,514.36-6,771.20-1,880.68

Finding the Fourth Proportional to 4,514.36, 6,771.20 and 1,880.68

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Solution

The fourth proportional to 4,514.36, 6,771.20 and 1,880.68 is: 2,820.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,514.36 : 6,771.20 = 1,880.68 : x
  2. Step 2: Convert to fraction form
    4,514.36/6,771.20 = 1,880.68/x
  3. Step 3: Cross multiply
    4,514.36x = 6,771.20 × 1,880.68
  4. Step 4: Simplify right side
    4,514.36x = 12,734,460.42
  5. Step 5: Solve for x
    x = 12,734,460.42/4,514.36
  6. Step 6: Final answer
    x = 2,820.88

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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.