Home / 8,265.26-11,405.79-4,488.30

Finding the Fourth Proportional to 8,265.26, 11,405.79 and 4,488.30

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Solution

The fourth proportional to 8,265.26, 11,405.79 and 4,488.30 is: 6,193.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.26 : 11,405.79 = 4,488.30 : x
  2. Step 2: Convert to fraction form
    8,265.26/11,405.79 = 4,488.30/x
  3. Step 3: Cross multiply
    8,265.26x = 11,405.79 × 4,488.30
  4. Step 4: Simplify right side
    8,265.26x = 51,192,607.26
  5. Step 5: Solve for x
    x = 51,192,607.26/8,265.26
  6. Step 6: Final answer
    x = 6,193.71

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1.5x scale

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.