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Finding the Fourth Proportional to 6,520.81, 8,996.27 and 4,823.38

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Solution

The fourth proportional to 6,520.81, 8,996.27 and 4,823.38 is: 6,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.81 : 8,996.27 = 4,823.38 : x
  2. Step 2: Convert to fraction form
    6,520.81/8,996.27 = 4,823.38/x
  3. Step 3: Cross multiply
    6,520.81x = 8,996.27 × 4,823.38
  4. Step 4: Simplify right side
    6,520.81x = 43,392,415.92
  5. Step 5: Solve for x
    x = 43,392,415.92/6,520.81
  6. Step 6: Final answer
    x = 6,654.45

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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.