Home / 7,972.09-11,956.30-2,348.30

Finding the Fourth Proportional to 7,972.09, 11,956.30 and 2,348.30

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Solution

The fourth proportional to 7,972.09, 11,956.30 and 2,348.30 is: 3,521.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.09 : 11,956.30 = 2,348.30 : x
  2. Step 2: Convert to fraction form
    7,972.09/11,956.30 = 2,348.30/x
  3. Step 3: Cross multiply
    7,972.09x = 11,956.30 × 2,348.30
  4. Step 4: Simplify right side
    7,972.09x = 28,076,967.55
  5. Step 5: Solve for x
    x = 28,076,967.55/7,972.09
  6. Step 6: Final answer
    x = 3,521.91

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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.