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Finding the Fourth Proportional to 8,060.84, 11,124.58 and 4,917.32

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Solution

The fourth proportional to 8,060.84, 11,124.58 and 4,917.32 is: 6,786.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,060.84 : 11,124.58 = 4,917.32 : x
  2. Step 2: Convert to fraction form
    8,060.84/11,124.58 = 4,917.32/x
  3. Step 3: Cross multiply
    8,060.84x = 11,124.58 × 4,917.32
  4. Step 4: Simplify right side
    8,060.84x = 54,703,119.73
  5. Step 5: Solve for x
    x = 54,703,119.73/8,060.84
  6. Step 6: Final answer
    x = 6,786.28

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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.