Home / 3,933.23-5,427.10-2,515.83

Finding the Fourth Proportional to 3,933.23, 5,427.10 and 2,515.83

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Solution

The fourth proportional to 3,933.23, 5,427.10 and 2,515.83 is: 3,471.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.23 : 5,427.10 = 2,515.83 : x
  2. Step 2: Convert to fraction form
    3,933.23/5,427.10 = 2,515.83/x
  3. Step 3: Cross multiply
    3,933.23x = 5,427.10 × 2,515.83
  4. Step 4: Simplify right side
    3,933.23x = 13,653,643.79
  5. Step 5: Solve for x
    x = 13,653,643.79/3,933.23
  6. Step 6: Final answer
    x = 3,471.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.