Home / 9,956.20-14,938.16-4,111.44

Finding the Fourth Proportional to 9,956.20, 14,938.16 and 4,111.44

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Solution

The fourth proportional to 9,956.20, 14,938.16 and 4,111.44 is: 6,168.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,956.20 : 14,938.16 = 4,111.44 : x
  2. Step 2: Convert to fraction form
    9,956.20/14,938.16 = 4,111.44/x
  3. Step 3: Cross multiply
    9,956.20x = 14,938.16 × 4,111.44
  4. Step 4: Simplify right side
    9,956.20x = 61,417,348.55
  5. Step 5: Solve for x
    x = 61,417,348.55/9,956.20
  6. Step 6: Final answer
    x = 6,168.75

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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.