Home / 4,505.35-6,757.99-1,543.81

Finding the Fourth Proportional to 4,505.35, 6,757.99 and 1,543.81

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Solution

The fourth proportional to 4,505.35, 6,757.99 and 1,543.81 is: 2,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.35 : 6,757.99 = 1,543.81 : x
  2. Step 2: Convert to fraction form
    4,505.35/6,757.99 = 1,543.81/x
  3. Step 3: Cross multiply
    4,505.35x = 6,757.99 × 1,543.81
  4. Step 4: Simplify right side
    4,505.35x = 10,433,052.54
  5. Step 5: Solve for x
    x = 10,433,052.54/4,505.35
  6. Step 6: Final answer
    x = 2,315.70

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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.