Home / 4,849.09-6,691.75-2,859.66

Finding the Fourth Proportional to 4,849.09, 6,691.75 and 2,859.66

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Solution

The fourth proportional to 4,849.09, 6,691.75 and 2,859.66 is: 3,946.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.09 : 6,691.75 = 2,859.66 : x
  2. Step 2: Convert to fraction form
    4,849.09/6,691.75 = 2,859.66/x
  3. Step 3: Cross multiply
    4,849.09x = 6,691.75 × 2,859.66
  4. Step 4: Simplify right side
    4,849.09x = 19,136,122.66
  5. Step 5: Solve for x
    x = 19,136,122.66/4,849.09
  6. Step 6: Final answer
    x = 3,946.33

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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.