Home / 4,948.62-7,418.46-2,315.10

Finding the Fourth Proportional to 4,948.62, 7,418.46 and 2,315.10

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Solution

The fourth proportional to 4,948.62, 7,418.46 and 2,315.10 is: 3,470.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.62 : 7,418.46 = 2,315.10 : x
  2. Step 2: Convert to fraction form
    4,948.62/7,418.46 = 2,315.10/x
  3. Step 3: Cross multiply
    4,948.62x = 7,418.46 × 2,315.10
  4. Step 4: Simplify right side
    4,948.62x = 17,174,476.75
  5. Step 5: Solve for x
    x = 17,174,476.75/4,948.62
  6. Step 6: Final answer
    x = 3,470.56

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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.