Home / 7,360.29-11,043.15-3,413.46

Finding the Fourth Proportional to 7,360.29, 11,043.15 and 3,413.46

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Solution

The fourth proportional to 7,360.29, 11,043.15 and 3,413.46 is: 5,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.29 : 11,043.15 = 3,413.46 : x
  2. Step 2: Convert to fraction form
    7,360.29/11,043.15 = 3,413.46/x
  3. Step 3: Cross multiply
    7,360.29x = 11,043.15 × 3,413.46
  4. Step 4: Simplify right side
    7,360.29x = 37,695,350.80
  5. Step 5: Solve for x
    x = 37,695,350.80/7,360.29
  6. Step 6: Final answer
    x = 5,121.45

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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.