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Finding the Fourth Proportional to 6,382.82, 8,805.86 and 4,708.24

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Solution

The fourth proportional to 6,382.82, 8,805.86 and 4,708.24 is: 6,495.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382.82 : 8,805.86 = 4,708.24 : x
  2. Step 2: Convert to fraction form
    6,382.82/8,805.86 = 4,708.24/x
  3. Step 3: Cross multiply
    6,382.82x = 8,805.86 × 4,708.24
  4. Step 4: Simplify right side
    6,382.82x = 41,460,056.73
  5. Step 5: Solve for x
    x = 41,460,056.73/6,382.82
  6. Step 6: Final answer
    x = 6,495.57

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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.