Home / 6,814.61-10,221.71-1,884.55

Finding the Fourth Proportional to 6,814.61, 10,221.71 and 1,884.55

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Solution

The fourth proportional to 6,814.61, 10,221.71 and 1,884.55 is: 2,826.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.61 : 10,221.71 = 1,884.55 : x
  2. Step 2: Convert to fraction form
    6,814.61/10,221.71 = 1,884.55/x
  3. Step 3: Cross multiply
    6,814.61x = 10,221.71 × 1,884.55
  4. Step 4: Simplify right side
    6,814.61x = 19,263,323.58
  5. Step 5: Solve for x
    x = 19,263,323.58/6,814.61
  6. Step 6: Final answer
    x = 2,826.77

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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.