Home / 4,754.80-7,131.66-1,832.86

Finding the Fourth Proportional to 4,754.80, 7,131.66 and 1,832.86

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Solution

The fourth proportional to 4,754.80, 7,131.66 and 1,832.86 is: 2,749.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.80 : 7,131.66 = 1,832.86 : x
  2. Step 2: Convert to fraction form
    4,754.80/7,131.66 = 1,832.86/x
  3. Step 3: Cross multiply
    4,754.80x = 7,131.66 × 1,832.86
  4. Step 4: Simplify right side
    4,754.80x = 13,071,334.35
  5. Step 5: Solve for x
    x = 13,071,334.35/4,754.80
  6. Step 6: Final answer
    x = 2,749.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.