Home / 4,924.38-7,385.64-1,413.66

Finding the Fourth Proportional to 4,924.38, 7,385.64 and 1,413.66

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Solution

The fourth proportional to 4,924.38, 7,385.64 and 1,413.66 is: 2,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,924.38 : 7,385.64 = 1,413.66 : x
  2. Step 2: Convert to fraction form
    4,924.38/7,385.64 = 1,413.66/x
  3. Step 3: Cross multiply
    4,924.38x = 7,385.64 × 1,413.66
  4. Step 4: Simplify right side
    4,924.38x = 10,440,783.84
  5. Step 5: Solve for x
    x = 10,440,783.84/4,924.38
  6. Step 6: Final answer
    x = 2,120.22

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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.