Home / 2,934.09-4,397.31-2,238.21

Finding the Fourth Proportional to 2,934.09, 4,397.31 and 2,238.21

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Solution

The fourth proportional to 2,934.09, 4,397.31 and 2,238.21 is: 3,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.09 : 4,397.31 = 2,238.21 : x
  2. Step 2: Convert to fraction form
    2,934.09/4,397.31 = 2,238.21/x
  3. Step 3: Cross multiply
    2,934.09x = 4,397.31 × 2,238.21
  4. Step 4: Simplify right side
    2,934.09x = 9,842,103.22
  5. Step 5: Solve for x
    x = 9,842,103.22/2,934.09
  6. Step 6: Final answer
    x = 3,354.40

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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.