Home / 9,326.76-13,985.70-3,399.45

Finding the Fourth Proportional to 9,326.76, 13,985.70 and 3,399.45

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Solution

The fourth proportional to 9,326.76, 13,985.70 and 3,399.45 is: 5,097.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.76 : 13,985.70 = 3,399.45 : x
  2. Step 2: Convert to fraction form
    9,326.76/13,985.70 = 3,399.45/x
  3. Step 3: Cross multiply
    9,326.76x = 13,985.70 × 3,399.45
  4. Step 4: Simplify right side
    9,326.76x = 47,543,687.87
  5. Step 5: Solve for x
    x = 47,543,687.87/9,326.76
  6. Step 6: Final answer
    x = 5,097.56

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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.