Home / 3,514.90-4,850.34-1,942.90

Finding the Fourth Proportional to 3,514.90, 4,850.34 and 1,942.90

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Solution

The fourth proportional to 3,514.90, 4,850.34 and 1,942.90 is: 2,681.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.90 : 4,850.34 = 1,942.90 : x
  2. Step 2: Convert to fraction form
    3,514.90/4,850.34 = 1,942.90/x
  3. Step 3: Cross multiply
    3,514.90x = 4,850.34 × 1,942.90
  4. Step 4: Simplify right side
    3,514.90x = 9,423,725.59
  5. Step 5: Solve for x
    x = 9,423,725.59/3,514.90
  6. Step 6: Final answer
    x = 2,681.08

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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.