Home / 11,413.28-17,115.60-4,484

Finding the Fourth Proportional to 11,413.28, 17,115.60 and 4,484

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Solution

The fourth proportional to 11,413.28, 17,115.60 and 4,484 is: 6,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,413.28 : 17,115.60 = 4,484 : x
  2. Step 2: Convert to fraction form
    11,413.28/17,115.60 = 4,484/x
  3. Step 3: Cross multiply
    11,413.28x = 17,115.60 × 4,484
  4. Step 4: Simplify right side
    11,413.28x = 76,746,350.40
  5. Step 5: Solve for x
    x = 76,746,350.40/11,413.28
  6. Step 6: Final answer
    x = 6,724.30

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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.