Home / 4,242.84-6,358.08-3,721.56

Finding the Fourth Proportional to 4,242.84, 6,358.08 and 3,721.56

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Solution

The fourth proportional to 4,242.84, 6,358.08 and 3,721.56 is: 5,576.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.84 : 6,358.08 = 3,721.56 : x
  2. Step 2: Convert to fraction form
    4,242.84/6,358.08 = 3,721.56/x
  3. Step 3: Cross multiply
    4,242.84x = 6,358.08 × 3,721.56
  4. Step 4: Simplify right side
    4,242.84x = 23,661,976.20
  5. Step 5: Solve for x
    x = 23,661,976.20/4,242.84
  6. Step 6: Final answer
    x = 5,576.92

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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.