Home / 7,360.79-11,043.90-3,413.96

Finding the Fourth Proportional to 7,360.79, 11,043.90 and 3,413.96

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Solution

The fourth proportional to 7,360.79, 11,043.90 and 3,413.96 is: 5,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.79 : 11,043.90 = 3,413.96 : x
  2. Step 2: Convert to fraction form
    7,360.79/11,043.90 = 3,413.96/x
  3. Step 3: Cross multiply
    7,360.79x = 11,043.90 × 3,413.96
  4. Step 4: Simplify right side
    7,360.79x = 37,703,432.84
  5. Step 5: Solve for x
    x = 37,703,432.84/7,360.79
  6. Step 6: Final answer
    x = 5,122.20

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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.