Home / 4,661.34-6,429.48-2,982.04

Finding the Fourth Proportional to 4,661.34, 6,429.48 and 2,982.04

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Solution

The fourth proportional to 4,661.34, 6,429.48 and 2,982.04 is: 4,113.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.34 : 6,429.48 = 2,982.04 : x
  2. Step 2: Convert to fraction form
    4,661.34/6,429.48 = 2,982.04/x
  3. Step 3: Cross multiply
    4,661.34x = 6,429.48 × 2,982.04
  4. Step 4: Simplify right side
    4,661.34x = 19,172,966.54
  5. Step 5: Solve for x
    x = 19,172,966.54/4,661.34
  6. Step 6: Final answer
    x = 4,113.19

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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.