Home / 11,332.12-17,001.56-5,413.44

Finding the Fourth Proportional to 11,332.12, 17,001.56 and 5,413.44

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Solution

The fourth proportional to 11,332.12, 17,001.56 and 5,413.44 is: 8,121.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.12 : 17,001.56 = 5,413.44 : x
  2. Step 2: Convert to fraction form
    11,332.12/17,001.56 = 5,413.44/x
  3. Step 3: Cross multiply
    11,332.12x = 17,001.56 × 5,413.44
  4. Step 4: Simplify right side
    11,332.12x = 92,036,924.97
  5. Step 5: Solve for x
    x = 92,036,924.97/11,332.12
  6. Step 6: Final answer
    x = 8,121.77

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1.5x scale

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.