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Finding the Fourth Proportional to 6,353.46, 8,764.82 and 4,116.09

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Solution

The fourth proportional to 6,353.46, 8,764.82 and 4,116.09 is: 5,678.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.46 : 8,764.82 = 4,116.09 : x
  2. Step 2: Convert to fraction form
    6,353.46/8,764.82 = 4,116.09/x
  3. Step 3: Cross multiply
    6,353.46x = 8,764.82 × 4,116.09
  4. Step 4: Simplify right side
    6,353.46x = 36,076,798.24
  5. Step 5: Solve for x
    x = 36,076,798.24/6,353.46
  6. Step 6: Final answer
    x = 5,678.29

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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.