Home / 3,925.73-5,422.32-2,935.42

Finding the Fourth Proportional to 3,925.73, 5,422.32 and 2,935.42

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Solution

The fourth proportional to 3,925.73, 5,422.32 and 2,935.42 is: 4,054.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.73 : 5,422.32 = 2,935.42 : x
  2. Step 2: Convert to fraction form
    3,925.73/5,422.32 = 2,935.42/x
  3. Step 3: Cross multiply
    3,925.73x = 5,422.32 × 2,935.42
  4. Step 4: Simplify right side
    3,925.73x = 15,916,773.02
  5. Step 5: Solve for x
    x = 15,916,773.02/3,925.73
  6. Step 6: Final answer
    x = 4,054.47

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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.