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Finding the Fourth Proportional to 3,954.42, 5,928.71 and 2,394.08

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Solution

The fourth proportional to 3,954.42, 5,928.71 and 2,394.08 is: 3,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.42 : 5,928.71 = 2,394.08 : x
  2. Step 2: Convert to fraction form
    3,954.42/5,928.71 = 2,394.08/x
  3. Step 3: Cross multiply
    3,954.42x = 5,928.71 × 2,394.08
  4. Step 4: Simplify right side
    3,954.42x = 14,193,808.89
  5. Step 5: Solve for x
    x = 14,193,808.89/3,954.42
  6. Step 6: Final answer
    x = 3,589.35

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1.5x scale

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.