Home / 2,543.22-3,816.99-1,814.58

Finding the Fourth Proportional to 2,543.22, 3,816.99 and 1,814.58

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Solution

The fourth proportional to 2,543.22, 3,816.99 and 1,814.58 is: 2,723.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543.22 : 3,816.99 = 1,814.58 : x
  2. Step 2: Convert to fraction form
    2,543.22/3,816.99 = 1,814.58/x
  3. Step 3: Cross multiply
    2,543.22x = 3,816.99 × 1,814.58
  4. Step 4: Simplify right side
    2,543.22x = 6,926,233.71
  5. Step 5: Solve for x
    x = 6,926,233.71/2,543.22
  6. Step 6: Final answer
    x = 2,723.41

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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.