Home / 5,104.53-7,044.75-3,116.43

Finding the Fourth Proportional to 5,104.53, 7,044.75 and 3,116.43

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Solution

The fourth proportional to 5,104.53, 7,044.75 and 3,116.43 is: 4,300.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.53 : 7,044.75 = 3,116.43 : x
  2. Step 2: Convert to fraction form
    5,104.53/7,044.75 = 3,116.43/x
  3. Step 3: Cross multiply
    5,104.53x = 7,044.75 × 3,116.43
  4. Step 4: Simplify right side
    5,104.53x = 21,954,470.24
  5. Step 5: Solve for x
    x = 21,954,470.24/5,104.53
  6. Step 6: Final answer
    x = 4,300.98

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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.