Home / 9,984.31-14,976.47-3,410.56

Finding the Fourth Proportional to 9,984.31, 14,976.47 and 3,410.56

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Solution

The fourth proportional to 9,984.31, 14,976.47 and 3,410.56 is: 5,115.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,984.31 : 14,976.47 = 3,410.56 : x
  2. Step 2: Convert to fraction form
    9,984.31/14,976.47 = 3,410.56/x
  3. Step 3: Cross multiply
    9,984.31x = 14,976.47 × 3,410.56
  4. Step 4: Simplify right side
    9,984.31x = 51,078,082.94
  5. Step 5: Solve for x
    x = 51,078,082.94/9,984.31
  6. Step 6: Final answer
    x = 5,115.83

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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.