Home / 4,917.48-7,372.62-2,319

Finding the Fourth Proportional to 4,917.48, 7,372.62 and 2,319

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Solution

The fourth proportional to 4,917.48, 7,372.62 and 2,319 is: 3,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.48 : 7,372.62 = 2,319 : x
  2. Step 2: Convert to fraction form
    4,917.48/7,372.62 = 2,319/x
  3. Step 3: Cross multiply
    4,917.48x = 7,372.62 × 2,319
  4. Step 4: Simplify right side
    4,917.48x = 17,097,105.78
  5. Step 5: Solve for x
    x = 17,097,105.78/4,917.48
  6. Step 6: Final answer
    x = 3,476.80

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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.