Home / 9,828.56-14,744.44-3,985.68

Finding the Fourth Proportional to 9,828.56, 14,744.44 and 3,985.68

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Solution

The fourth proportional to 9,828.56, 14,744.44 and 3,985.68 is: 5,979.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,828.56 : 14,744.44 = 3,985.68 : x
  2. Step 2: Convert to fraction form
    9,828.56/14,744.44 = 3,985.68/x
  3. Step 3: Cross multiply
    9,828.56x = 14,744.44 × 3,985.68
  4. Step 4: Simplify right side
    9,828.56x = 58,766,619.62
  5. Step 5: Solve for x
    x = 58,766,619.62/9,828.56
  6. Step 6: Final answer
    x = 5,979.17

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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.