Home / 4,514.97-6,772.49-1,228.07

Finding the Fourth Proportional to 4,514.97, 6,772.49 and 1,228.07

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Solution

The fourth proportional to 4,514.97, 6,772.49 and 1,228.07 is: 1,842.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,514.97 : 6,772.49 = 1,228.07 : x
  2. Step 2: Convert to fraction form
    4,514.97/6,772.49 = 1,228.07/x
  3. Step 3: Cross multiply
    4,514.97x = 6,772.49 × 1,228.07
  4. Step 4: Simplify right side
    4,514.97x = 8,317,051.79
  5. Step 5: Solve for x
    x = 8,317,051.79/4,514.97
  6. Step 6: Final answer
    x = 1,842.11

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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.