Home / 3,514.80-4,850.28-1,942.92

Finding the Fourth Proportional to 3,514.80, 4,850.28 and 1,942.92

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Solution

The fourth proportional to 3,514.80, 4,850.28 and 1,942.92 is: 2,681.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.80 : 4,850.28 = 1,942.92 : x
  2. Step 2: Convert to fraction form
    3,514.80/4,850.28 = 1,942.92/x
  3. Step 3: Cross multiply
    3,514.80x = 4,850.28 × 1,942.92
  4. Step 4: Simplify right side
    3,514.80x = 9,423,706.02
  5. Step 5: Solve for x
    x = 9,423,706.02/3,514.80
  6. Step 6: Final answer
    x = 2,681.15

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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.