Home / 11,382.26-15,705.52-6,346.09

Finding the Fourth Proportional to 11,382.26, 15,705.52 and 6,346.09

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Solution

The fourth proportional to 11,382.26, 15,705.52 and 6,346.09 is: 8,756.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,382.26 : 15,705.52 = 6,346.09 : x
  2. Step 2: Convert to fraction form
    11,382.26/15,705.52 = 6,346.09/x
  3. Step 3: Cross multiply
    11,382.26x = 15,705.52 × 6,346.09
  4. Step 4: Simplify right side
    11,382.26x = 99,668,588.29
  5. Step 5: Solve for x
    x = 99,668,588.29/11,382.26
  6. Step 6: Final answer
    x = 8,756.48

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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.