Home / 11,345.60-17,007.45-5,499.02

Finding the Fourth Proportional to 11,345.60, 17,007.45 and 5,499.02

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Solution

The fourth proportional to 11,345.60, 17,007.45 and 5,499.02 is: 8,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.60 : 17,007.45 = 5,499.02 : x
  2. Step 2: Convert to fraction form
    11,345.60/17,007.45 = 5,499.02/x
  3. Step 3: Cross multiply
    11,345.60x = 17,007.45 × 5,499.02
  4. Step 4: Simplify right side
    11,345.60x = 93,524,222.66
  5. Step 5: Solve for x
    x = 93,524,222.66/11,345.60
  6. Step 6: Final answer
    x = 8,243.22

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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.