Home / 3,194.89-4,398.53-2,521.49

Finding the Fourth Proportional to 3,194.89, 4,398.53 and 2,521.49

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Solution

The fourth proportional to 3,194.89, 4,398.53 and 2,521.49 is: 3,471.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.89 : 4,398.53 = 2,521.49 : x
  2. Step 2: Convert to fraction form
    3,194.89/4,398.53 = 2,521.49/x
  3. Step 3: Cross multiply
    3,194.89x = 4,398.53 × 2,521.49
  4. Step 4: Simplify right side
    3,194.89x = 11,090,814.81
  5. Step 5: Solve for x
    x = 11,090,814.81/3,194.89
  6. Step 6: Final answer
    x = 3,471.43

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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.