Home / 6,814.33-10,221.52-2,070.53

Finding the Fourth Proportional to 6,814.33, 10,221.52 and 2,070.53

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Solution

The fourth proportional to 6,814.33, 10,221.52 and 2,070.53 is: 3,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.33 : 10,221.52 = 2,070.53 : x
  2. Step 2: Convert to fraction form
    6,814.33/10,221.52 = 2,070.53/x
  3. Step 3: Cross multiply
    6,814.33x = 10,221.52 × 2,070.53
  4. Step 4: Simplify right side
    6,814.33x = 21,163,963.81
  5. Step 5: Solve for x
    x = 21,163,963.81/6,814.33
  6. Step 6: Final answer
    x = 3,105.80

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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.