Home / 9,312.80-13,956.78-3,463.52

Finding the Fourth Proportional to 9,312.80, 13,956.78 and 3,463.52

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Solution

The fourth proportional to 9,312.80, 13,956.78 and 3,463.52 is: 5,190.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.80 : 13,956.78 = 3,463.52 : x
  2. Step 2: Convert to fraction form
    9,312.80/13,956.78 = 3,463.52/x
  3. Step 3: Cross multiply
    9,312.80x = 13,956.78 × 3,463.52
  4. Step 4: Simplify right side
    9,312.80x = 48,339,586.67
  5. Step 5: Solve for x
    x = 48,339,586.67/9,312.80
  6. Step 6: Final answer
    x = 5,190.66

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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.