Home / 8,567.48-11,822.68-4,789.91

Finding the Fourth Proportional to 8,567.48, 11,822.68 and 4,789.91

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Solution

The fourth proportional to 8,567.48, 11,822.68 and 4,789.91 is: 6,609.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.48 : 11,822.68 = 4,789.91 : x
  2. Step 2: Convert to fraction form
    8,567.48/11,822.68 = 4,789.91/x
  3. Step 3: Cross multiply
    8,567.48x = 11,822.68 × 4,789.91
  4. Step 4: Simplify right side
    8,567.48x = 56,629,573.16
  5. Step 5: Solve for x
    x = 56,629,573.16/8,567.48
  6. Step 6: Final answer
    x = 6,609.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.