Home / 8,069.09-11,135.30-4,712.04

Finding the Fourth Proportional to 8,069.09, 11,135.30 and 4,712.04

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Solution

The fourth proportional to 8,069.09, 11,135.30 and 4,712.04 is: 6,502.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.09 : 11,135.30 = 4,712.04 : x
  2. Step 2: Convert to fraction form
    8,069.09/11,135.30 = 4,712.04/x
  3. Step 3: Cross multiply
    8,069.09x = 11,135.30 × 4,712.04
  4. Step 4: Simplify right side
    8,069.09x = 52,469,955.45
  5. Step 5: Solve for x
    x = 52,469,955.45/8,069.09
  6. Step 6: Final answer
    x = 6,502.59

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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.