Home / 4,828.40-7,243.16-2,953.39

Finding the Fourth Proportional to 4,828.40, 7,243.16 and 2,953.39

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Solution

The fourth proportional to 4,828.40, 7,243.16 and 2,953.39 is: 4,430.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.40 : 7,243.16 = 2,953.39 : x
  2. Step 2: Convert to fraction form
    4,828.40/7,243.16 = 2,953.39/x
  3. Step 3: Cross multiply
    4,828.40x = 7,243.16 × 2,953.39
  4. Step 4: Simplify right side
    4,828.40x = 21,391,862.68
  5. Step 5: Solve for x
    x = 21,391,862.68/4,828.40
  6. Step 6: Final answer
    x = 4,430.42

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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.