Home / 4,773.48-7,161.72-2,143.23

Finding the Fourth Proportional to 4,773.48, 7,161.72 and 2,143.23

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Solution

The fourth proportional to 4,773.48, 7,161.72 and 2,143.23 is: 3,215.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,773.48 : 7,161.72 = 2,143.23 : x
  2. Step 2: Convert to fraction form
    4,773.48/7,161.72 = 2,143.23/x
  3. Step 3: Cross multiply
    4,773.48x = 7,161.72 × 2,143.23
  4. Step 4: Simplify right side
    4,773.48x = 15,349,213.16
  5. Step 5: Solve for x
    x = 15,349,213.16/4,773.48
  6. Step 6: Final answer
    x = 3,215.52

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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.