Home / 3,582.49-5,376.70-1,828.79

Finding the Fourth Proportional to 3,582.49, 5,376.70 and 1,828.79

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Solution

The fourth proportional to 3,582.49, 5,376.70 and 1,828.79 is: 2,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.49 : 5,376.70 = 1,828.79 : x
  2. Step 2: Convert to fraction form
    3,582.49/5,376.70 = 1,828.79/x
  3. Step 3: Cross multiply
    3,582.49x = 5,376.70 × 1,828.79
  4. Step 4: Simplify right side
    3,582.49x = 9,832,863.46
  5. Step 5: Solve for x
    x = 9,832,863.46/3,582.49
  6. Step 6: Final answer
    x = 2,744.70

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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.