Home / 9,318.83-13,977.79-3,474.98

Finding the Fourth Proportional to 9,318.83, 13,977.79 and 3,474.98

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Solution

The fourth proportional to 9,318.83, 13,977.79 and 3,474.98 is: 5,212.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318.83 : 13,977.79 = 3,474.98 : x
  2. Step 2: Convert to fraction form
    9,318.83/13,977.79 = 3,474.98/x
  3. Step 3: Cross multiply
    9,318.83x = 13,977.79 × 3,474.98
  4. Step 4: Simplify right side
    9,318.83x = 48,572,602.93
  5. Step 5: Solve for x
    x = 48,572,602.93/9,318.83
  6. Step 6: Final answer
    x = 5,212.31

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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.