Home / 5,413.13-8,077.80-4,829.93

Finding the Fourth Proportional to 5,413.13, 8,077.80 and 4,829.93

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Solution

The fourth proportional to 5,413.13, 8,077.80 and 4,829.93 is: 7,207.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.13 : 8,077.80 = 4,829.93 : x
  2. Step 2: Convert to fraction form
    5,413.13/8,077.80 = 4,829.93/x
  3. Step 3: Cross multiply
    5,413.13x = 8,077.80 × 4,829.93
  4. Step 4: Simplify right side
    5,413.13x = 39,015,168.17
  5. Step 5: Solve for x
    x = 39,015,168.17/5,413.13
  6. Step 6: Final answer
    x = 7,207.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.