Home / 3,240.66-4,861.38-1,595.82

Finding the Fourth Proportional to 3,240.66, 4,861.38 and 1,595.82

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Solution

The fourth proportional to 3,240.66, 4,861.38 and 1,595.82 is: 2,393.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.66 : 4,861.38 = 1,595.82 : x
  2. Step 2: Convert to fraction form
    3,240.66/4,861.38 = 1,595.82/x
  3. Step 3: Cross multiply
    3,240.66x = 4,861.38 × 1,595.82
  4. Step 4: Simplify right side
    3,240.66x = 7,757,887.43
  5. Step 5: Solve for x
    x = 7,757,887.43/3,240.66
  6. Step 6: Final answer
    x = 2,393.92

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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.