Home / 9,988.07-14,980.23-3,324.66

Finding the Fourth Proportional to 9,988.07, 14,980.23 and 3,324.66

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Solution

The fourth proportional to 9,988.07, 14,980.23 and 3,324.66 is: 4,986.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.07 : 14,980.23 = 3,324.66 : x
  2. Step 2: Convert to fraction form
    9,988.07/14,980.23 = 3,324.66/x
  3. Step 3: Cross multiply
    9,988.07x = 14,980.23 × 3,324.66
  4. Step 4: Simplify right side
    9,988.07x = 49,804,171.47
  5. Step 5: Solve for x
    x = 49,804,171.47/9,988.07
  6. Step 6: Final answer
    x = 4,986.37

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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.