Home / 3,943.08-5,401.96-3,795.36

Finding the Fourth Proportional to 3,943.08, 5,401.96 and 3,795.36

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Solution

The fourth proportional to 3,943.08, 5,401.96 and 3,795.36 is: 5,199.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.08 : 5,401.96 = 3,795.36 : x
  2. Step 2: Convert to fraction form
    3,943.08/5,401.96 = 3,795.36/x
  3. Step 3: Cross multiply
    3,943.08x = 5,401.96 × 3,795.36
  4. Step 4: Simplify right side
    3,943.08x = 20,502,382.91
  5. Step 5: Solve for x
    x = 20,502,382.91/3,943.08
  6. Step 6: Final answer
    x = 5,199.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.