Home / 3,170.84-4,744.38-2,623.28

Finding the Fourth Proportional to 3,170.84, 4,744.38 and 2,623.28

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Solution

The fourth proportional to 3,170.84, 4,744.38 and 2,623.28 is: 3,925.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.84 : 4,744.38 = 2,623.28 : x
  2. Step 2: Convert to fraction form
    3,170.84/4,744.38 = 2,623.28/x
  3. Step 3: Cross multiply
    3,170.84x = 4,744.38 × 2,623.28
  4. Step 4: Simplify right side
    3,170.84x = 12,445,837.17
  5. Step 5: Solve for x
    x = 12,445,837.17/3,170.84
  6. Step 6: Final answer
    x = 3,925.09

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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.