Home / 8,185.73-11,295.80-4,828.68

Finding the Fourth Proportional to 8,185.73, 11,295.80 and 4,828.68

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Solution

The fourth proportional to 8,185.73, 11,295.80 and 4,828.68 is: 6,663.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.73 : 11,295.80 = 4,828.68 : x
  2. Step 2: Convert to fraction form
    8,185.73/11,295.80 = 4,828.68/x
  3. Step 3: Cross multiply
    8,185.73x = 11,295.80 × 4,828.68
  4. Step 4: Simplify right side
    8,185.73x = 54,543,779.40
  5. Step 5: Solve for x
    x = 54,543,779.40/8,185.73
  6. Step 6: Final answer
    x = 6,663.28

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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.