Home / 2,755.32-4,129.08-1,523.28

Finding the Fourth Proportional to 2,755.32, 4,129.08 and 1,523.28

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Solution

The fourth proportional to 2,755.32, 4,129.08 and 1,523.28 is: 2,282.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.32 : 4,129.08 = 1,523.28 : x
  2. Step 2: Convert to fraction form
    2,755.32/4,129.08 = 1,523.28/x
  3. Step 3: Cross multiply
    2,755.32x = 4,129.08 × 1,523.28
  4. Step 4: Simplify right side
    2,755.32x = 6,289,744.98
  5. Step 5: Solve for x
    x = 6,289,744.98/2,755.32
  6. Step 6: Final answer
    x = 2,282.76

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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.