Home / 9,905.55-14,858.55-3,983.04

Finding the Fourth Proportional to 9,905.55, 14,858.55 and 3,983.04

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Solution

The fourth proportional to 9,905.55, 14,858.55 and 3,983.04 is: 5,974.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.55 : 14,858.55 = 3,983.04 : x
  2. Step 2: Convert to fraction form
    9,905.55/14,858.55 = 3,983.04/x
  3. Step 3: Cross multiply
    9,905.55x = 14,858.55 × 3,983.04
  4. Step 4: Simplify right side
    9,905.55x = 59,182,198.99
  5. Step 5: Solve for x
    x = 59,182,198.99/9,905.55
  6. Step 6: Final answer
    x = 5,974.65

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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.