Home / 9,956.50-14,931.70-3,381.22

Finding the Fourth Proportional to 9,956.50, 14,931.70 and 3,381.22

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Solution

The fourth proportional to 9,956.50, 14,931.70 and 3,381.22 is: 5,070.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,956.50 : 14,931.70 = 3,381.22 : x
  2. Step 2: Convert to fraction form
    9,956.50/14,931.70 = 3,381.22/x
  3. Step 3: Cross multiply
    9,956.50x = 14,931.70 × 3,381.22
  4. Step 4: Simplify right side
    9,956.50x = 50,487,362.67
  5. Step 5: Solve for x
    x = 50,487,362.67/9,956.50
  6. Step 6: Final answer
    x = 5,070.79

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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.