Home / 10,413.48-15,622.52-4,863.80

Finding the Fourth Proportional to 10,413.48, 15,622.52 and 4,863.80

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Solution

The fourth proportional to 10,413.48, 15,622.52 and 4,863.80 is: 7,296.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.48 : 15,622.52 = 4,863.80 : x
  2. Step 2: Convert to fraction form
    10,413.48/15,622.52 = 4,863.80/x
  3. Step 3: Cross multiply
    10,413.48x = 15,622.52 × 4,863.80
  4. Step 4: Simplify right side
    10,413.48x = 75,984,812.78
  5. Step 5: Solve for x
    x = 75,984,812.78/10,413.48
  6. Step 6: Final answer
    x = 7,296.77

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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.