Home / 5,304.16-7,956.44-1,408.60

Finding the Fourth Proportional to 5,304.16, 7,956.44 and 1,408.60

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Solution

The fourth proportional to 5,304.16, 7,956.44 and 1,408.60 is: 2,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.16 : 7,956.44 = 1,408.60 : x
  2. Step 2: Convert to fraction form
    5,304.16/7,956.44 = 1,408.60/x
  3. Step 3: Cross multiply
    5,304.16x = 7,956.44 × 1,408.60
  4. Step 4: Simplify right side
    5,304.16x = 11,207,441.38
  5. Step 5: Solve for x
    x = 11,207,441.38/5,304.16
  6. Step 6: Final answer
    x = 2,112.95

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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.