Home / 2,310.41-3,465.80-749.80

Finding the Fourth Proportional to 2,310.41, 3,465.80 and 749.80

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Solution

The fourth proportional to 2,310.41, 3,465.80 and 749.80 is: 1,124.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.41 : 3,465.80 = 749.80 : x
  2. Step 2: Convert to fraction form
    2,310.41/3,465.80 = 749.80/x
  3. Step 3: Cross multiply
    2,310.41x = 3,465.80 × 749.80
  4. Step 4: Simplify right side
    2,310.41x = 2,598,650.05
  5. Step 5: Solve for x
    x = 2,598,650.05/2,310.41
  6. Step 6: Final answer
    x = 1,124.76

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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.