Home / 4,842.86-7,242.39-3,732.08

Finding the Fourth Proportional to 4,842.86, 7,242.39 and 3,732.08

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Solution

The fourth proportional to 4,842.86, 7,242.39 and 3,732.08 is: 5,581.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.86 : 7,242.39 = 3,732.08 : x
  2. Step 2: Convert to fraction form
    4,842.86/7,242.39 = 3,732.08/x
  3. Step 3: Cross multiply
    4,842.86x = 7,242.39 × 3,732.08
  4. Step 4: Simplify right side
    4,842.86x = 27,029,178.87
  5. Step 5: Solve for x
    x = 27,029,178.87/4,842.86
  6. Step 6: Final answer
    x = 5,581.24

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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.