Home / 4,814.74-7,218.62-2,471.31

Finding the Fourth Proportional to 4,814.74, 7,218.62 and 2,471.31

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Solution

The fourth proportional to 4,814.74, 7,218.62 and 2,471.31 is: 3,705.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.74 : 7,218.62 = 2,471.31 : x
  2. Step 2: Convert to fraction form
    4,814.74/7,218.62 = 2,471.31/x
  3. Step 3: Cross multiply
    4,814.74x = 7,218.62 × 2,471.31
  4. Step 4: Simplify right side
    4,814.74x = 17,839,444.70
  5. Step 5: Solve for x
    x = 17,839,444.70/4,814.74
  6. Step 6: Final answer
    x = 3,705.17

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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.