Home / 8,273.52-11,416.68-6,705.36

Finding the Fourth Proportional to 8,273.52, 11,416.68 and 6,705.36

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Solution

The fourth proportional to 8,273.52, 11,416.68 and 6,705.36 is: 9,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.52 : 11,416.68 = 6,705.36 : x
  2. Step 2: Convert to fraction form
    8,273.52/11,416.68 = 6,705.36/x
  3. Step 3: Cross multiply
    8,273.52x = 11,416.68 × 6,705.36
  4. Step 4: Simplify right side
    8,273.52x = 76,552,949.40
  5. Step 5: Solve for x
    x = 76,552,949.40/8,273.52
  6. Step 6: Final answer
    x = 9,252.77

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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.