Home / 3,514.71-4,850.40-1,942.86

Finding the Fourth Proportional to 3,514.71, 4,850.40 and 1,942.86

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Solution

The fourth proportional to 3,514.71, 4,850.40 and 1,942.86 is: 2,681.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.71 : 4,850.40 = 1,942.86 : x
  2. Step 2: Convert to fraction form
    3,514.71/4,850.40 = 1,942.86/x
  3. Step 3: Cross multiply
    3,514.71x = 4,850.40 × 1,942.86
  4. Step 4: Simplify right side
    3,514.71x = 9,423,648.14
  5. Step 5: Solve for x
    x = 9,423,648.14/3,514.71
  6. Step 6: Final answer
    x = 2,681.20

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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.