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Finding the Fourth Proportional to 4,739.48, 6,540.96 and 2,750.48

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Solution

The fourth proportional to 4,739.48, 6,540.96 and 2,750.48 is: 3,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.48 : 6,540.96 = 2,750.48 : x
  2. Step 2: Convert to fraction form
    4,739.48/6,540.96 = 2,750.48/x
  3. Step 3: Cross multiply
    4,739.48x = 6,540.96 × 2,750.48
  4. Step 4: Simplify right side
    4,739.48x = 17,990,779.66
  5. Step 5: Solve for x
    x = 17,990,779.66/4,739.48
  6. Step 6: Final answer
    x = 3,795.94

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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.