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Finding the Fourth Proportional to 4,877.96, 6,729.93 and 2,753.24

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Solution

The fourth proportional to 4,877.96, 6,729.93 and 2,753.24 is: 3,798.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.96 : 6,729.93 = 2,753.24 : x
  2. Step 2: Convert to fraction form
    4,877.96/6,729.93 = 2,753.24/x
  3. Step 3: Cross multiply
    4,877.96x = 6,729.93 × 2,753.24
  4. Step 4: Simplify right side
    4,877.96x = 18,529,129.30
  5. Step 5: Solve for x
    x = 18,529,129.30/4,877.96
  6. Step 6: Final answer
    x = 3,798.54

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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.