Home / 4,492.29-6,738.92-1,721.34

Finding the Fourth Proportional to 4,492.29, 6,738.92 and 1,721.34

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Solution

The fourth proportional to 4,492.29, 6,738.92 and 1,721.34 is: 2,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.29 : 6,738.92 = 1,721.34 : x
  2. Step 2: Convert to fraction form
    4,492.29/6,738.92 = 1,721.34/x
  3. Step 3: Cross multiply
    4,492.29x = 6,738.92 × 1,721.34
  4. Step 4: Simplify right side
    4,492.29x = 11,599,938.86
  5. Step 5: Solve for x
    x = 11,599,938.86/4,492.29
  6. Step 6: Final answer
    x = 2,582.19

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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.