Home / 2,531.96-3,798.32-800.56

Finding the Fourth Proportional to 2,531.96, 3,798.32 and 800.56

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Solution

The fourth proportional to 2,531.96, 3,798.32 and 800.56 is: 1,200.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.96 : 3,798.32 = 800.56 : x
  2. Step 2: Convert to fraction form
    2,531.96/3,798.32 = 800.56/x
  3. Step 3: Cross multiply
    2,531.96x = 3,798.32 × 800.56
  4. Step 4: Simplify right side
    2,531.96x = 3,040,783.06
  5. Step 5: Solve for x
    x = 3,040,783.06/2,531.96
  6. Step 6: Final answer
    x = 1,200.96

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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.