Home / 4,755.20-7,127.76-1,832.24

Finding the Fourth Proportional to 4,755.20, 7,127.76 and 1,832.24

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Solution

The fourth proportional to 4,755.20, 7,127.76 and 1,832.24 is: 2,746.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.20 : 7,127.76 = 1,832.24 : x
  2. Step 2: Convert to fraction form
    4,755.20/7,127.76 = 1,832.24/x
  3. Step 3: Cross multiply
    4,755.20x = 7,127.76 × 1,832.24
  4. Step 4: Simplify right side
    4,755.20x = 13,059,766.98
  5. Step 5: Solve for x
    x = 13,059,766.98/4,755.20
  6. Step 6: Final answer
    x = 2,746.42

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1.5x scale

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.