Home / 4,948.72-6,835.90-3,961.06

Finding the Fourth Proportional to 4,948.72, 6,835.90 and 3,961.06

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Solution

The fourth proportional to 4,948.72, 6,835.90 and 3,961.06 is: 5,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.72 : 6,835.90 = 3,961.06 : x
  2. Step 2: Convert to fraction form
    4,948.72/6,835.90 = 3,961.06/x
  3. Step 3: Cross multiply
    4,948.72x = 6,835.90 × 3,961.06
  4. Step 4: Simplify right side
    4,948.72x = 27,077,410.05
  5. Step 5: Solve for x
    x = 27,077,410.05/4,948.72
  6. Step 6: Final answer
    x = 5,471.60

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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.